1154980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 2661120

約数和(自身を除く): 1506140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 79, 85, 86, 158, 170, 172, 215, 316, 340, 395, 430, 731, 790, 860, 1343, 1462, 1580, 2686, 2924, 3397, 3655, 5372, 6715, 6794, 7310, 13430, 13588, 14620, 16985, 26860, 33970, 57749, 67940, 115498, 230996, 288745, 577490, 1154980]

約数ペア:

[(1, 1154980), (2, 577490), (4, 288745), (5, 230996), (10, 115498), (17, 67940), (20, 57749), (34, 33970), (43, 26860), (68, 16985), (79, 14620), (85, 13588), (86, 13430), (158, 7310), (170, 6794), (172, 6715), (215, 5372), (316, 3655), (340, 3397), (395, 2924), (430, 2686), (731, 1580), (790, 1462), (860, 1343)]