42971240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4861}}^1$

素因数の和:4902

約数の個数: 64

約数和(自身を含む): 110270160

約数和(自身を除く): 67298920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 4861, 8840, 9722, 19444, 24305, 38888, 48610, 63193, 82637, 97220, 126386, 165274, 194440, 252772, 315965, 330548, 413185, 505544, 631930, 661096, 826370, 1074281, 1263860, 1652740, 2148562, 2527720, 3305480, 4297124, 5371405, 8594248, 10742810, 21485620, 42971240]

約数ペア:

[(1, 42971240), (2, 21485620), (4, 10742810), (5, 8594248), (8, 5371405), (10, 4297124), (13, 3305480), (17, 2527720), (20, 2148562), (26, 1652740), (34, 1263860), (40, 1074281), (52, 826370), (65, 661096), (68, 631930), (85, 505544), (104, 413185), (130, 330548), (136, 315965), (170, 252772), (221, 194440), (260, 165274), (340, 126386), (442, 97220), (520, 82637), (680, 63193), (884, 48610), (1105, 38888), (1768, 24305), (2210, 19444), (4420, 9722), (4861, 8840)]