20580690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 53778816

約数和(自身を除く): 33198126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 113, 130, 195, 226, 339, 390, 467, 565, 678, 934, 1130, 1401, 1469, 1695, 2335, 2802, 2938, 3390, 4407, 4670, 6071, 7005, 7345, 8814, 12142, 14010, 14690, 18213, 22035, 30355, 36426, 44070, 52771, 60710, 91065, 105542, 158313, 182130, 263855, 316626, 527710, 686023, 791565, 1372046, 1583130, 2058069, 3430115, 4116138, 6860230, 10290345, 20580690]

約数ペア:

[(1, 20580690), (2, 10290345), (3, 6860230), (5, 4116138), (6, 3430115), (10, 2058069), (13, 1583130), (15, 1372046), (26, 791565), (30, 686023), (39, 527710), (65, 316626), (78, 263855), (113, 182130), (130, 158313), (195, 105542), (226, 91065), (339, 60710), (390, 52771), (467, 44070), (565, 36426), (678, 30355), (934, 22035), (1130, 18213), (1401, 14690), (1469, 14010), (1695, 12142), (2335, 8814), (2802, 7345), (2938, 7005), (3390, 6071), (4407, 4670)]