2024665640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{5569}}^1$

素因数の和:5790

約数の個数: 64

約数和(自身を含む): 4662090000

約数和(自身を除く): 2637424360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 149, 244, 298, 305, 488, 596, 610, 745, 1192, 1220, 1490, 2440, 2980, 5569, 5960, 9089, 11138, 18178, 22276, 27845, 36356, 44552, 45445, 55690, 72712, 90890, 111380, 181780, 222760, 339709, 363560, 679418, 829781, 1358836, 1659562, 1698545, 2717672, 3319124, 3397090, 4148905, 6638248, 6794180, 8297810, 13588360, 16595620, 33191240, 50616641, 101233282, 202466564, 253083205, 404933128, 506166410, 1012332820, 2024665640]

約数ペア:

[(1, 2024665640), (2, 1012332820), (4, 506166410), (5, 404933128), (8, 253083205), (10, 202466564), (20, 101233282), (40, 50616641), (61, 33191240), (122, 16595620), (149, 13588360), (244, 8297810), (298, 6794180), (305, 6638248), (488, 4148905), (596, 3397090), (610, 3319124), (745, 2717672), (1192, 1698545), (1220, 1659562), (1490, 1358836), (2440, 829781), (2980, 679418), (5569, 363560), (5960, 339709), (9089, 222760), (11138, 181780), (18178, 111380), (22276, 90890), (27845, 72712), (36356, 55690), (44552, 45445)]