39485740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3169}}^1$

素因数の和:3274

約数の個数: 48

約数和(自身を含む): 95860800

約数和(自身を除く): 56375060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3169, 6230, 6338, 12460, 12676, 15845, 22183, 31690, 44366, 63380, 88732, 110915, 221830, 282041, 443660, 564082, 1128164, 1410205, 1974287, 2820410, 3948574, 5640820, 7897148, 9871435, 19742870, 39485740]

約数ペア:

[(1, 39485740), (2, 19742870), (4, 9871435), (5, 7897148), (7, 5640820), (10, 3948574), (14, 2820410), (20, 1974287), (28, 1410205), (35, 1128164), (70, 564082), (89, 443660), (140, 282041), (178, 221830), (356, 110915), (445, 88732), (623, 63380), (890, 44366), (1246, 31690), (1780, 22183), (2492, 15845), (3115, 12676), (3169, 12460), (6230, 6338)]