2014920280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{10453}}^1$

素因数の和:10604

約数の個数: 64

約数和(自身を含む): 4666665600

約数和(自身を除く): 2651745320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 79, 122, 158, 244, 305, 316, 395, 488, 610, 632, 790, 1220, 1580, 2440, 3160, 4819, 9638, 10453, 19276, 20906, 24095, 38552, 41812, 48190, 52265, 83624, 96380, 104530, 192760, 209060, 418120, 637633, 825787, 1275266, 1651574, 2550532, 3188165, 3303148, 4128935, 5101064, 6376330, 6606296, 8257870, 12752660, 16515740, 25505320, 33031480, 50373007, 100746014, 201492028, 251865035, 402984056, 503730070, 1007460140, 2014920280]

約数ペア:

[(1, 2014920280), (2, 1007460140), (4, 503730070), (5, 402984056), (8, 251865035), (10, 201492028), (20, 100746014), (40, 50373007), (61, 33031480), (79, 25505320), (122, 16515740), (158, 12752660), (244, 8257870), (305, 6606296), (316, 6376330), (395, 5101064), (488, 4128935), (610, 3303148), (632, 3188165), (790, 2550532), (1220, 1651574), (1580, 1275266), (2440, 825787), (3160, 637633), (4819, 418120), (9638, 209060), (10453, 192760), (19276, 104530), (20906, 96380), (24095, 83624), (38552, 52265), (41812, 48190)]