20619300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 68245632

約数和(自身を除く): 47626332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 34, 39, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 130, 150, 156, 170, 195, 204, 221, 255, 260, 300, 311, 325, 340, 390, 425, 442, 510, 622, 650, 663, 780, 850, 884, 933, 975, 1020, 1105, 1244, 1275, 1300, 1326, 1555, 1700, 1866, 1950, 2210, 2550, 2652, 3110, 3315, 3732, 3900, 4043, 4420, 4665, 5100, 5287, 5525, 6220, 6630, 7775, 8086, 9330, 10574, 11050, 12129, 13260, 15550, 15861, 16172, 16575, 18660, 20215, 21148, 22100, 23325, 24258, 26435, 31100, 31722, 33150, 40430, 46650, 48516, 52870, 60645, 63444, 66300, 68731, 79305, 80860, 93300, 101075, 105740, 121290, 132175, 137462, 158610, 202150, 206193, 242580, 264350, 274924, 303225, 317220, 343655, 396525, 404300, 412386, 528700, 606450, 687310, 793050, 824772, 1030965, 1212900, 1374620, 1586100, 1718275, 2061930, 3436550, 4123860, 5154825, 6873100, 10309650, 20619300]

約数ペア:

[(1, 20619300), (2, 10309650), (3, 6873100), (4, 5154825), (5, 4123860), (6, 3436550), (10, 2061930), (12, 1718275), (13, 1586100), (15, 1374620), (17, 1212900), (20, 1030965), (25, 824772), (26, 793050), (30, 687310), (34, 606450), (39, 528700), (50, 412386), (51, 404300), (52, 396525), (60, 343655), (65, 317220), (68, 303225), (75, 274924), (78, 264350), (85, 242580), (100, 206193), (102, 202150), (130, 158610), (150, 137462), (156, 132175), (170, 121290), (195, 105740), (204, 101075), (221, 93300), (255, 80860), (260, 79305), (300, 68731), (311, 66300), (325, 63444), (340, 60645), (390, 52870), (425, 48516), (442, 46650), (510, 40430), (622, 33150), (650, 31722), (663, 31100), (780, 26435), (850, 24258), (884, 23325), (933, 22100), (975, 21148), (1020, 20215), (1105, 18660), (1244, 16575), (1275, 16172), (1300, 15861), (1326, 15550), (1555, 13260), (1700, 12129), (1866, 11050), (1950, 10574), (2210, 9330), (2550, 8086), (2652, 7775), (3110, 6630), (3315, 6220), (3732, 5525), (3900, 5287), (4043, 5100), (4420, 4665)]