20188395430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{129971}}^1$

素因数の和:130309

約数の個数: 48

約数和(自身を含む): 42405704496

約数和(自身を除く): 22217309066

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 317, 490, 634, 1585, 2219, 3170, 4438, 11095, 15533, 22190, 31066, 77665, 129971, 155330, 259942, 649855, 909797, 1299710, 1819594, 4548985, 6368579, 9097970, 12737158, 31842895, 41200807, 63685790, 82401614, 206004035, 288405649, 412008070, 576811298, 1442028245, 2018839543, 2884056490, 4037679086, 10094197715, 20188395430]

約数ペア:

[(1, 20188395430), (2, 10094197715), (5, 4037679086), (7, 2884056490), (10, 2018839543), (14, 1442028245), (35, 576811298), (49, 412008070), (70, 288405649), (98, 206004035), (245, 82401614), (317, 63685790), (490, 41200807), (634, 31842895), (1585, 12737158), (2219, 9097970), (3170, 6368579), (4438, 4548985), (11095, 1819594), (15533, 1299710), (22190, 909797), (31066, 649855), (77665, 259942), (129971, 155330)]