771444380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239579}}^1$

素因数の和:239618

約数の個数: 48

約数和(自身を含む): 1931973120

約数和(自身を除く): 1160528740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 239579, 479158, 958316, 1197895, 1677053, 2395790, 3354106, 4791580, 5510317, 6708212, 8385265, 11020634, 16770530, 22041268, 27551585, 33541060, 38572219, 55103170, 77144438, 110206340, 154288876, 192861095, 385722190, 771444380]

約数ペア:

[(1, 771444380), (2, 385722190), (4, 192861095), (5, 154288876), (7, 110206340), (10, 77144438), (14, 55103170), (20, 38572219), (23, 33541060), (28, 27551585), (35, 22041268), (46, 16770530), (70, 11020634), (92, 8385265), (115, 6708212), (140, 5510317), (161, 4791580), (230, 3354106), (322, 2395790), (460, 1677053), (644, 1197895), (805, 958316), (1610, 479158), (3220, 239579)]