2012543960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2459}}^1$

素因数の和:2593

約数の個数: 128

約数和(自身を含む): 5384448000

約数和(自身を除く): 3371904040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 79, 140, 148, 158, 185, 259, 280, 296, 316, 370, 395, 518, 553, 632, 740, 790, 1036, 1106, 1295, 1480, 1580, 2072, 2212, 2459, 2590, 2765, 2923, 3160, 4424, 4918, 5180, 5530, 5846, 9836, 10360, 11060, 11692, 12295, 14615, 17213, 19672, 20461, 22120, 23384, 24590, 29230, 34426, 40922, 49180, 58460, 68852, 81844, 86065, 90983, 98360, 102305, 116920, 137704, 163688, 172130, 181966, 194261, 204610, 344260, 363932, 388522, 409220, 454915, 636881, 688520, 727864, 777044, 818440, 909830, 971305, 1273762, 1359827, 1554088, 1819660, 1942610, 2547524, 2719654, 3184405, 3639320, 3885220, 5095048, 5439308, 6368810, 6799135, 7187657, 7770440, 10878616, 12737620, 13598270, 14375314, 25475240, 27196540, 28750628, 35938285, 50313599, 54393080, 57501256, 71876570, 100627198, 143753140, 201254396, 251567995, 287506280, 402508792, 503135990, 1006271980, 2012543960]

約数ペア:

[(1, 2012543960), (2, 1006271980), (4, 503135990), (5, 402508792), (7, 287506280), (8, 251567995), (10, 201254396), (14, 143753140), (20, 100627198), (28, 71876570), (35, 57501256), (37, 54393080), (40, 50313599), (56, 35938285), (70, 28750628), (74, 27196540), (79, 25475240), (140, 14375314), (148, 13598270), (158, 12737620), (185, 10878616), (259, 7770440), (280, 7187657), (296, 6799135), (316, 6368810), (370, 5439308), (395, 5095048), (518, 3885220), (553, 3639320), (632, 3184405), (740, 2719654), (790, 2547524), (1036, 1942610), (1106, 1819660), (1295, 1554088), (1480, 1359827), (1580, 1273762), (2072, 971305), (2212, 909830), (2459, 818440), (2590, 777044), (2765, 727864), (2923, 688520), (3160, 636881), (4424, 454915), (4918, 409220), (5180, 388522), (5530, 363932), (5846, 344260), (9836, 204610), (10360, 194261), (11060, 181966), (11692, 172130), (12295, 163688), (14615, 137704), (17213, 116920), (19672, 102305), (20461, 98360), (22120, 90983), (23384, 86065), (24590, 81844), (29230, 68852), (34426, 58460), (40922, 49180)]