47996780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10859}}^1$

素因数の和:10898

約数の個数: 48

約数和(自身を含む): 114942240

約数和(自身を除く): 66945460

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, 10859, 21718, 43436, 54295, 108590, 141167, 184603, 217180, 282334, 369206, 564668, 705835, 738412, 923015, 1411670, 1846030, 2399839, 2823340, 3692060, 4799678, 9599356, 11999195, 23998390, 47996780]

約数ペア:

[(1, 47996780), (2, 23998390), (4, 11999195), (5, 9599356), (10, 4799678), (13, 3692060), (17, 2823340), (20, 2399839), (26, 1846030), (34, 1411670), (52, 923015), (65, 738412), (68, 705835), (85, 564668), (130, 369206), (170, 282334), (221, 217180), (260, 184603), (340, 141167), (442, 108590), (884, 54295), (1105, 43436), (2210, 21718), (4420, 10859)]