18578040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11909}}^1$

素因数の和:11936

約数の個数: 64

約数和(自身を含む): 60026400

約数和(自身を除く): 41448360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 11909, 23818, 35727, 47636, 59545, 71454, 95272, 119090, 142908, 154817, 178635, 238180, 285816, 309634, 357270, 464451, 476360, 619268, 714540, 774085, 928902, 1238536, 1429080, 1548170, 1857804, 2322255, 3096340, 3715608, 4644510, 6192680, 9289020, 18578040]

約数ペア:

[(1, 18578040), (2, 9289020), (3, 6192680), (4, 4644510), (5, 3715608), (6, 3096340), (8, 2322255), (10, 1857804), (12, 1548170), (13, 1429080), (15, 1238536), (20, 928902), (24, 774085), (26, 714540), (30, 619268), (39, 476360), (40, 464451), (52, 357270), (60, 309634), (65, 285816), (78, 238180), (104, 178635), (120, 154817), (130, 142908), (156, 119090), (195, 95272), (260, 71454), (312, 59545), (390, 47636), (520, 35727), (780, 23818), (1560, 11909)]