1289493420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{10687}}^1$

素因数の和:12710

約数の個数: 48

約数和(自身を含む): 3612715008

約数和(自身を除く): 2323221588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2011, 4022, 6033, 8044, 10055, 10687, 12066, 20110, 21374, 24132, 30165, 32061, 40220, 42748, 53435, 60330, 64122, 106870, 120660, 128244, 160305, 213740, 320610, 641220, 21491557, 42983114, 64474671, 85966228, 107457785, 128949342, 214915570, 257898684, 322373355, 429831140, 644746710, 1289493420]

約数ペア:

[(1, 1289493420), (2, 644746710), (3, 429831140), (4, 322373355), (5, 257898684), (6, 214915570), (10, 128949342), (12, 107457785), (15, 85966228), (20, 64474671), (30, 42983114), (60, 21491557), (2011, 641220), (4022, 320610), (6033, 213740), (8044, 160305), (10055, 128244), (10687, 120660), (12066, 106870), (20110, 64122), (21374, 60330), (24132, 53435), (30165, 42748), (32061, 40220)]