2018183960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{8761}}^1$

素因数の和:9228

約数の個数: 64

約数和(自身を含む): 4901813280

約数和(自身を除く): 2883629320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 443, 520, 886, 1772, 2215, 3544, 4430, 5759, 8761, 8860, 11518, 17522, 17720, 23036, 28795, 35044, 43805, 46072, 57590, 70088, 87610, 113893, 115180, 175220, 227786, 230360, 350440, 455572, 569465, 911144, 1138930, 2277860, 3881123, 4555720, 7762246, 15524492, 19405615, 31048984, 38811230, 50454599, 77622460, 100909198, 155244920, 201818396, 252272995, 403636792, 504545990, 1009091980, 2018183960]

約数ペア:

[(1, 2018183960), (2, 1009091980), (4, 504545990), (5, 403636792), (8, 252272995), (10, 201818396), (13, 155244920), (20, 100909198), (26, 77622460), (40, 50454599), (52, 38811230), (65, 31048984), (104, 19405615), (130, 15524492), (260, 7762246), (443, 4555720), (520, 3881123), (886, 2277860), (1772, 1138930), (2215, 911144), (3544, 569465), (4430, 455572), (5759, 350440), (8761, 230360), (8860, 227786), (11518, 175220), (17522, 115180), (17720, 113893), (23036, 87610), (28795, 70088), (35044, 57590), (43805, 46072)]