210912710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{9769}}^1$

素因数の和:9920

約数の個数: 32

約数和(自身を含む): 405181440

約数和(自身を除く): 194268730

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 254, 635, 1270, 2159, 4318, 9769, 10795, 19538, 21590, 48845, 97690, 166073, 332146, 830365, 1240663, 1660730, 2481326, 6203315, 12406630, 21091271, 42182542, 105456355, 210912710]

約数ペア:

[(1, 210912710), (2, 105456355), (5, 42182542), (10, 21091271), (17, 12406630), (34, 6203315), (85, 2481326), (127, 1660730), (170, 1240663), (254, 830365), (635, 332146), (1270, 166073), (2159, 97690), (4318, 48845), (9769, 21590), (10795, 19538)]