19496880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2083}}^1$

素因数の和:2115

約数の個数: 120

約数和(自身を含む): 70547568

約数和(自身を除く): 51050688

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, 2083, 2340, 3120, 4166, 4680, 6249, 8332, 9360, 10415, 12498, 16664, 18747, 20830, 24996, 27079, 31245, 33328, 37494, 41660, 49992, 54158, 62490, 74988, 81237, 83320, 93735, 99984, 108316, 124980, 135395, 149976, 162474, 166640, 187470, 216632, 243711, 249960, 270790, 299952, 324948, 374940, 406185, 433264, 487422, 499920, 541580, 649896, 749880, 812370, 974844, 1083160, 1218555, 1299792, 1499760, 1624740, 1949688, 2166320, 2437110, 3249480, 3899376, 4874220, 6498960, 9748440, 19496880]

約数ペア:

[(1, 19496880), (2, 9748440), (3, 6498960), (4, 4874220), (5, 3899376), (6, 3249480), (8, 2437110), (9, 2166320), (10, 1949688), (12, 1624740), (13, 1499760), (15, 1299792), (16, 1218555), (18, 1083160), (20, 974844), (24, 812370), (26, 749880), (30, 649896), (36, 541580), (39, 499920), (40, 487422), (45, 433264), (48, 406185), (52, 374940), (60, 324948), (65, 299952), (72, 270790), (78, 249960), (80, 243711), (90, 216632), (104, 187470), (117, 166640), (120, 162474), (130, 149976), (144, 135395), (156, 124980), (180, 108316), (195, 99984), (208, 93735), (234, 83320), (240, 81237), (260, 74988), (312, 62490), (360, 54158), (390, 49992), (468, 41660), (520, 37494), (585, 33328), (624, 31245), (720, 27079), (780, 24996), (936, 20830), (1040, 18747), (1170, 16664), (1560, 12498), (1872, 10415), (2083, 9360), (2340, 8332), (3120, 6249), (4166, 4680)]