16810860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25471}}^1$

素因数の和:25494

約数の個数: 48

約数和(自身を含む): 51351552

約数和(自身を除く): 34540692

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 25471, 50942, 76413, 101884, 127355, 152826, 254710, 280181, 305652, 382065, 509420, 560362, 764130, 840543, 1120724, 1400905, 1528260, 1681086, 2801810, 3362172, 4202715, 5603620, 8405430, 16810860]

約数ペア:

[(1, 16810860), (2, 8405430), (3, 5603620), (4, 4202715), (5, 3362172), (6, 2801810), (10, 1681086), (11, 1528260), (12, 1400905), (15, 1120724), (20, 840543), (22, 764130), (30, 560362), (33, 509420), (44, 382065), (55, 305652), (60, 280181), (66, 254710), (110, 152826), (132, 127355), (165, 101884), (220, 76413), (330, 50942), (660, 25471)]