1213460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 2794176

約数和(自身を除く): 1580716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 83, 85, 86, 166, 170, 172, 215, 332, 340, 415, 430, 731, 830, 860, 1411, 1462, 1660, 2822, 2924, 3569, 3655, 5644, 7055, 7138, 7310, 14110, 14276, 14620, 17845, 28220, 35690, 60673, 71380, 121346, 242692, 303365, 606730, 1213460]

約数ペア:

[(1, 1213460), (2, 606730), (4, 303365), (5, 242692), (10, 121346), (17, 71380), (20, 60673), (34, 35690), (43, 28220), (68, 17845), (83, 14620), (85, 14276), (86, 14110), (166, 7310), (170, 7138), (172, 7055), (215, 5644), (332, 3655), (340, 3569), (415, 2924), (430, 2822), (731, 1660), (830, 1462), (860, 1411)]