20078694580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11903}}^1\times {\mathrm{12049}}^1$

素因数の和:23968

約数の個数: 48

約数和(自身を含む): 48196915200

約数和(自身を除く): 28118220620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11903, 12049, 23806, 24098, 47612, 48196, 59515, 60245, 83321, 84343, 119030, 120490, 166642, 168686, 238060, 240980, 333284, 337372, 416605, 421715, 833210, 843430, 1666420, 1686860, 143419247, 286838494, 573676988, 717096235, 1003934729, 1434192470, 2007869458, 2868384940, 4015738916, 5019673645, 10039347290, 20078694580]

約数ペア:

[(1, 20078694580), (2, 10039347290), (4, 5019673645), (5, 4015738916), (7, 2868384940), (10, 2007869458), (14, 1434192470), (20, 1003934729), (28, 717096235), (35, 573676988), (70, 286838494), (140, 143419247), (11903, 1686860), (12049, 1666420), (23806, 843430), (24098, 833210), (47612, 421715), (48196, 416605), (59515, 337372), (60245, 333284), (83321, 240980), (84343, 238060), (119030, 168686), (120490, 166642)]