28108160

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 69070320

約数和(自身を除く): 40962160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1187, 1480, 2368, 2374, 2960, 4736, 4748, 5920, 5935, 9496, 11840, 11870, 18992, 23680, 23740, 37984, 43919, 47480, 75968, 87838, 94960, 151936, 175676, 189920, 219595, 351352, 379840, 439190, 702704, 759680, 878380, 1405408, 1756760, 2810816, 3513520, 5621632, 7027040, 14054080, 28108160]

約数ペア:

[(1, 28108160), (2, 14054080), (4, 7027040), (5, 5621632), (8, 3513520), (10, 2810816), (16, 1756760), (20, 1405408), (32, 878380), (37, 759680), (40, 702704), (64, 439190), (74, 379840), (80, 351352), (128, 219595), (148, 189920), (160, 175676), (185, 151936), (296, 94960), (320, 87838), (370, 75968), (592, 47480), (640, 43919), (740, 37984), (1184, 23740), (1187, 23680), (1480, 18992), (2368, 11870), (2374, 11840), (2960, 9496), (4736, 5935), (4748, 5920)]