20132914960

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1931}}^1\times {\mathrm{2459}}^1$

素因数の和:4456

約数の個数: 80

約数和(自身を含む): 47736319680

約数和(自身を除く): 27603404720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1931, 2120, 2459, 3862, 4240, 4918, 7724, 9655, 9836, 12295, 15448, 19310, 19672, 24590, 30896, 38620, 39344, 49180, 77240, 98360, 102343, 130327, 154480, 196720, 204686, 260654, 409372, 511715, 521308, 651635, 818744, 1023430, 1042616, 1303270, 1637488, 2046860, 2085232, 2606540, 4093720, 4748329, 5213080, 8187440, 9496658, 10426160, 18993316, 23741645, 37986632, 47483290, 75973264, 94966580, 189933160, 251661437, 379866320, 503322874, 1006645748, 1258307185, 2013291496, 2516614370, 4026582992, 5033228740, 10066457480, 20132914960]

約数ペア:

[(1, 20132914960), (2, 10066457480), (4, 5033228740), (5, 4026582992), (8, 2516614370), (10, 2013291496), (16, 1258307185), (20, 1006645748), (40, 503322874), (53, 379866320), (80, 251661437), (106, 189933160), (212, 94966580), (265, 75973264), (424, 47483290), (530, 37986632), (848, 23741645), (1060, 18993316), (1931, 10426160), (2120, 9496658), (2459, 8187440), (3862, 5213080), (4240, 4748329), (4918, 4093720), (7724, 2606540), (9655, 2085232), (9836, 2046860), (12295, 1637488), (15448, 1303270), (19310, 1042616), (19672, 1023430), (24590, 818744), (30896, 651635), (38620, 521308), (39344, 511715), (49180, 409372), (77240, 260654), (98360, 204686), (102343, 196720), (130327, 154480)]