2390472020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{15733}}^1$

素因数の和:15920

約数の個数: 48

約数和(自身を含む): 5138598528

約数和(自身を除く): 2748126508

約数列:

[1, 2, 4, 5, 10, 20, 71, 107, 142, 214, 284, 355, 428, 535, 710, 1070, 1420, 2140, 7597, 15194, 15733, 30388, 31466, 37985, 62932, 75970, 78665, 151940, 157330, 314660, 1117043, 1683431, 2234086, 3366862, 4468172, 5585215, 6733724, 8417155, 11170430, 16834310, 22340860, 33668620, 119523601, 239047202, 478094404, 597618005, 1195236010, 2390472020]

約数ペア:

[(1, 2390472020), (2, 1195236010), (4, 597618005), (5, 478094404), (10, 239047202), (20, 119523601), (71, 33668620), (107, 22340860), (142, 16834310), (214, 11170430), (284, 8417155), (355, 6733724), (428, 5585215), (535, 4468172), (710, 3366862), (1070, 2234086), (1420, 1683431), (2140, 1117043), (7597, 314660), (15194, 157330), (15733, 151940), (30388, 78665), (31466, 75970), (37985, 62932)]