2705485360

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{258157}}^1$

素因数の和:258301

約数の個数: 40

約数和(自身を含む): 6338295216

約数和(自身を除く): 3632809856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 258157, 516314, 1032628, 1290785, 2065256, 2581570, 4130512, 5163140, 10326280, 20652560, 33818567, 67637134, 135274268, 169092835, 270548536, 338185670, 541097072, 676371340, 1352742680, 2705485360]

約数ペア:

[(1, 2705485360), (2, 1352742680), (4, 676371340), (5, 541097072), (8, 338185670), (10, 270548536), (16, 169092835), (20, 135274268), (40, 67637134), (80, 33818567), (131, 20652560), (262, 10326280), (524, 5163140), (655, 4130512), (1048, 2581570), (1310, 2065256), (2096, 1290785), (2620, 1032628), (5240, 516314), (10480, 258157)]