20174163640

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{95287}}^1$

素因数の和:95444

約数の個数: 64

約数和(自身を含む): 46653004800

約数和(自身を除く): 26478841160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 79, 134, 158, 268, 316, 335, 395, 536, 632, 670, 790, 1340, 1580, 2680, 3160, 5293, 10586, 21172, 26465, 42344, 52930, 95287, 105860, 190574, 211720, 381148, 476435, 762296, 952870, 1905740, 3811480, 6384229, 7527673, 12768458, 15055346, 25536916, 30110692, 31921145, 37638365, 51073832, 60221384, 63842290, 75276730, 127684580, 150553460, 255369160, 301106920, 504354091, 1008708182, 2017416364, 2521770455, 4034832728, 5043540910, 10087081820, 20174163640]

約数ペア:

[(1, 20174163640), (2, 10087081820), (4, 5043540910), (5, 4034832728), (8, 2521770455), (10, 2017416364), (20, 1008708182), (40, 504354091), (67, 301106920), (79, 255369160), (134, 150553460), (158, 127684580), (268, 75276730), (316, 63842290), (335, 60221384), (395, 51073832), (536, 37638365), (632, 31921145), (670, 30110692), (790, 25536916), (1340, 15055346), (1580, 12768458), (2680, 7527673), (3160, 6384229), (5293, 3811480), (10586, 1905740), (21172, 952870), (26465, 762296), (42344, 476435), (52930, 381148), (95287, 211720), (105860, 190574)]