56147260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12703}}^1$

素因数の和:12742

約数の個数: 48

約数和(自身を含む): 134459136

約数和(自身を除く): 78311876

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 12703, 25406, 50812, 63515, 127030, 165139, 215951, 254060, 330278, 431902, 660556, 825695, 863804, 1079755, 1651390, 2159510, 2807363, 3302780, 4319020, 5614726, 11229452, 14036815, 28073630, 56147260]

約数ペア:

[(1, 56147260), (2, 28073630), (4, 14036815), (5, 11229452), (10, 5614726), (13, 4319020), (17, 3302780), (20, 2807363), (26, 2159510), (34, 1651390), (52, 1079755), (65, 863804), (68, 825695), (85, 660556), (130, 431902), (170, 330278), (221, 254060), (260, 215951), (340, 165139), (442, 127030), (884, 63515), (1105, 50812), (2210, 25406), (4420, 12703)]