1656552040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{289607}}^1$

素因数の和:289642

約数の個数: 64

約数和(自身を含む): 4378872960

約数和(自身を除く): 2722320920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 289607, 579214, 1158428, 1448035, 2316856, 2896070, 3185677, 3764891, 5792140, 6371354, 7529782, 11584280, 12742708, 15059564, 15928385, 18824455, 25485416, 30119128, 31856770, 37648910, 41413801, 63713540, 75297820, 82827602, 127427080, 150595640, 165655204, 207069005, 331310408, 414138010, 828276020, 1656552040]

約数ペア:

[(1, 1656552040), (2, 828276020), (4, 414138010), (5, 331310408), (8, 207069005), (10, 165655204), (11, 150595640), (13, 127427080), (20, 82827602), (22, 75297820), (26, 63713540), (40, 41413801), (44, 37648910), (52, 31856770), (55, 30119128), (65, 25485416), (88, 18824455), (104, 15928385), (110, 15059564), (130, 12742708), (143, 11584280), (220, 7529782), (260, 6371354), (286, 5792140), (440, 3764891), (520, 3185677), (572, 2896070), (715, 2316856), (1144, 1448035), (1430, 1158428), (2860, 579214), (5720, 289607)]