40219920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4297}}^1$

素因数の和:4329

約数の個数: 120

約数和(自身を含む): 145495896

約数和(自身を除く): 105275976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4297, 4680, 8594, 9360, 12891, 17188, 21485, 25782, 34376, 38673, 42970, 51564, 55861, 64455, 68752, 77346, 85940, 103128, 111722, 128910, 154692, 167583, 171880, 193365, 206256, 223444, 257820, 279305, 309384, 335166, 343760, 386730, 446888, 502749, 515640, 558610, 618768, 670332, 773460, 837915, 893776, 1005498, 1031280, 1117220, 1340664, 1546920, 1675830, 2010996, 2234440, 2513745, 2681328, 3093840, 3351660, 4021992, 4468880, 5027490, 6703320, 8043984, 10054980, 13406640, 20109960, 40219920]

約数ペア:

[(1, 40219920), (2, 20109960), (3, 13406640), (4, 10054980), (5, 8043984), (6, 6703320), (8, 5027490), (9, 4468880), (10, 4021992), (12, 3351660), (13, 3093840), (15, 2681328), (16, 2513745), (18, 2234440), (20, 2010996), (24, 1675830), (26, 1546920), (30, 1340664), (36, 1117220), (39, 1031280), (40, 1005498), (45, 893776), (48, 837915), (52, 773460), (60, 670332), (65, 618768), (72, 558610), (78, 515640), (80, 502749), (90, 446888), (104, 386730), (117, 343760), (120, 335166), (130, 309384), (144, 279305), (156, 257820), (180, 223444), (195, 206256), (208, 193365), (234, 171880), (240, 167583), (260, 154692), (312, 128910), (360, 111722), (390, 103128), (468, 85940), (520, 77346), (585, 68752), (624, 64455), (720, 55861), (780, 51564), (936, 42970), (1040, 38673), (1170, 34376), (1560, 25782), (1872, 21485), (2340, 17188), (3120, 12891), (4297, 9360), (4680, 8594)]