1520232440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{926971}}^1$

素因数の和:927023

約数の個数: 32

約数和(自身を含む): 3503954160

約数和(自身を除く): 1983721720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 926971, 1853942, 3707884, 4634855, 7415768, 9269710, 18539420, 37078840, 38005811, 76011622, 152023244, 190029055, 304046488, 380058110, 760116220, 1520232440]

約数ペア:

[(1, 1520232440), (2, 760116220), (4, 380058110), (5, 304046488), (8, 190029055), (10, 152023244), (20, 76011622), (40, 38005811), (41, 37078840), (82, 18539420), (164, 9269710), (205, 7415768), (328, 4634855), (410, 3707884), (820, 1853942), (1640, 926971)]