2171360

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 5270832

約数和(自身を除く): 3099472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 331, 410, 656, 662, 820, 1312, 1324, 1640, 1655, 2648, 3280, 3310, 5296, 6560, 6620, 10592, 13240, 13571, 26480, 27142, 52960, 54284, 67855, 108568, 135710, 217136, 271420, 434272, 542840, 1085680, 2171360]

約数ペア:

[(1, 2171360), (2, 1085680), (4, 542840), (5, 434272), (8, 271420), (10, 217136), (16, 135710), (20, 108568), (32, 67855), (40, 54284), (41, 52960), (80, 27142), (82, 26480), (160, 13571), (164, 13240), (205, 10592), (328, 6620), (331, 6560), (410, 5296), (656, 3310), (662, 3280), (820, 2648), (1312, 1655), (1324, 1640)]