1915900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 108

約数和(自身を含む): 5343408

約数和(自身を除く): 3427508

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 25, 28, 34, 35, 46, 49, 50, 68, 70, 85, 92, 98, 100, 115, 119, 140, 161, 170, 175, 196, 230, 238, 245, 322, 340, 350, 391, 425, 460, 476, 490, 575, 595, 644, 700, 782, 805, 833, 850, 980, 1127, 1150, 1190, 1225, 1564, 1610, 1666, 1700, 1955, 2254, 2300, 2380, 2450, 2737, 2975, 3220, 3332, 3910, 4025, 4165, 4508, 4900, 5474, 5635, 5950, 7820, 8050, 8330, 9775, 10948, 11270, 11900, 13685, 16100, 16660, 19159, 19550, 20825, 22540, 27370, 28175, 38318, 39100, 41650, 54740, 56350, 68425, 76636, 83300, 95795, 112700, 136850, 191590, 273700, 383180, 478975, 957950, 1915900]

約数ペア:

[(1, 1915900), (2, 957950), (4, 478975), (5, 383180), (7, 273700), (10, 191590), (14, 136850), (17, 112700), (20, 95795), (23, 83300), (25, 76636), (28, 68425), (34, 56350), (35, 54740), (46, 41650), (49, 39100), (50, 38318), (68, 28175), (70, 27370), (85, 22540), (92, 20825), (98, 19550), (100, 19159), (115, 16660), (119, 16100), (140, 13685), (161, 11900), (170, 11270), (175, 10948), (196, 9775), (230, 8330), (238, 8050), (245, 7820), (322, 5950), (340, 5635), (350, 5474), (391, 4900), (425, 4508), (460, 4165), (476, 4025), (490, 3910), (575, 3332), (595, 3220), (644, 2975), (700, 2737), (782, 2450), (805, 2380), (833, 2300), (850, 2254), (980, 1955), (1127, 1700), (1150, 1666), (1190, 1610), (1225, 1564)]