15672980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 35997696

約数和(自身を除く): 20324716

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1487, 2108, 2635, 2974, 5270, 5948, 7435, 10540, 14870, 25279, 29740, 46097, 50558, 92194, 101116, 126395, 184388, 230485, 252790, 460970, 505580, 783649, 921940, 1567298, 3134596, 3918245, 7836490, 15672980]

約数ペア:

[(1, 15672980), (2, 7836490), (4, 3918245), (5, 3134596), (10, 1567298), (17, 921940), (20, 783649), (31, 505580), (34, 460970), (62, 252790), (68, 230485), (85, 184388), (124, 126395), (155, 101116), (170, 92194), (310, 50558), (340, 46097), (527, 29740), (620, 25279), (1054, 14870), (1487, 10540), (2108, 7435), (2635, 5948), (2974, 5270)]