210002480

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{24533}}^1$

素因数の和:24653

約数の個数: 40

約数和(自身を含む): 492838992

約数和(自身を除く): 282836512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 24533, 49066, 98132, 122665, 196264, 245330, 392528, 490660, 981320, 1962640, 2625031, 5250062, 10500124, 13125155, 21000248, 26250310, 42000496, 52500620, 105001240, 210002480]

約数ペア:

[(1, 210002480), (2, 105001240), (4, 52500620), (5, 42000496), (8, 26250310), (10, 21000248), (16, 13125155), (20, 10500124), (40, 5250062), (80, 2625031), (107, 1962640), (214, 981320), (428, 490660), (535, 392528), (856, 245330), (1070, 196264), (1712, 122665), (2140, 98132), (4280, 49066), (8560, 24533)]