20020452900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{560797}}^1$

素因数の和:560838

約数の個数: 144

約数和(自身を含む): 70095263616

約数和(自身を除く): 50074810716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 140, 150, 170, 175, 204, 210, 238, 255, 300, 340, 350, 357, 420, 425, 476, 510, 525, 595, 700, 714, 850, 1020, 1050, 1190, 1275, 1428, 1700, 1785, 2100, 2380, 2550, 2975, 3570, 5100, 5950, 7140, 8925, 11900, 17850, 35700, 560797, 1121594, 1682391, 2243188, 2803985, 3364782, 3925579, 5607970, 6729564, 7851158, 8411955, 9533549, 11215940, 11776737, 14019925, 15702316, 16823910, 19067098, 19627895, 23553474, 28039850, 28600647, 33647820, 38134196, 39255790, 42059775, 47106948, 47667745, 56079700, 57201294, 58883685, 66734843, 78511580, 84119550, 95335490, 98139475, 114402588, 117767370, 133469686, 143003235, 168239100, 190670980, 196278950, 200204529, 235534740, 238338725, 266939372, 286006470, 294418425, 333674215, 392557900, 400409058, 476677450, 572012940, 588836850, 667348430, 715016175, 800818116, 953354900, 1001022645, 1177673700, 1334696860, 1430032350, 1668371075, 2002045290, 2860064700, 3336742150, 4004090580, 5005113225, 6673484300, 10010226450, 20020452900]

約数ペア:

[(1, 20020452900), (2, 10010226450), (3, 6673484300), (4, 5005113225), (5, 4004090580), (6, 3336742150), (7, 2860064700), (10, 2002045290), (12, 1668371075), (14, 1430032350), (15, 1334696860), (17, 1177673700), (20, 1001022645), (21, 953354900), (25, 800818116), (28, 715016175), (30, 667348430), (34, 588836850), (35, 572012940), (42, 476677450), (50, 400409058), (51, 392557900), (60, 333674215), (68, 294418425), (70, 286006470), (75, 266939372), (84, 238338725), (85, 235534740), (100, 200204529), (102, 196278950), (105, 190670980), (119, 168239100), (140, 143003235), (150, 133469686), (170, 117767370), (175, 114402588), (204, 98139475), (210, 95335490), (238, 84119550), (255, 78511580), (300, 66734843), (340, 58883685), (350, 57201294), (357, 56079700), (420, 47667745), (425, 47106948), (476, 42059775), (510, 39255790), (525, 38134196), (595, 33647820), (700, 28600647), (714, 28039850), (850, 23553474), (1020, 19627895), (1050, 19067098), (1190, 16823910), (1275, 15702316), (1428, 14019925), (1700, 11776737), (1785, 11215940), (2100, 9533549), (2380, 8411955), (2550, 7851158), (2975, 6729564), (3570, 5607970), (5100, 3925579), (5950, 3364782), (7140, 2803985), (8925, 2243188), (11900, 1682391), (17850, 1121594), (35700, 560797)]