2017191650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{2693}}^1$

素因数の和:2987

約数の個数: 48

約数和(自身を含む): 3824273088

約数和(自身を除く): 1807081438

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 211, 355, 422, 710, 1055, 1775, 2110, 2693, 3550, 5275, 5386, 10550, 13465, 14981, 26930, 29962, 67325, 74905, 134650, 149810, 191203, 374525, 382406, 568223, 749050, 956015, 1136446, 1912030, 2841115, 4780075, 5682230, 9560150, 14205575, 28411150, 40343833, 80687666, 201719165, 403438330, 1008595825, 2017191650]

約数ペア:

[(1, 2017191650), (2, 1008595825), (5, 403438330), (10, 201719165), (25, 80687666), (50, 40343833), (71, 28411150), (142, 14205575), (211, 9560150), (355, 5682230), (422, 4780075), (710, 2841115), (1055, 1912030), (1775, 1136446), (2110, 956015), (2693, 749050), (3550, 568223), (5275, 382406), (5386, 374525), (10550, 191203), (13465, 149810), (14981, 134650), (26930, 74905), (29962, 67325)]