47780540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1694

約数の個数: 48

約数和(自身を含む): 107503200

約数和(自身を除く): 59722660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1579, 1780, 3026, 3158, 6052, 6316, 7565, 7895, 15130, 15790, 26843, 30260, 31580, 53686, 107372, 134215, 140531, 268430, 281062, 536860, 562124, 702655, 1405310, 2389027, 2810620, 4778054, 9556108, 11945135, 23890270, 47780540]

約数ペア:

[(1, 47780540), (2, 23890270), (4, 11945135), (5, 9556108), (10, 4778054), (17, 2810620), (20, 2389027), (34, 1405310), (68, 702655), (85, 562124), (89, 536860), (170, 281062), (178, 268430), (340, 140531), (356, 134215), (445, 107372), (890, 53686), (1513, 31580), (1579, 30260), (1780, 26843), (3026, 15790), (3158, 15130), (6052, 7895), (6316, 7565)]