1897209920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191251}}^1$

素因数の和:191299

約数の個数: 56

約数和(自身を含む): 4663488768

約数和(自身を除く): 2766278848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 191251, 382502, 765004, 956255, 1530008, 1912510, 3060016, 3825020, 5928781, 6120032, 7650040, 11857562, 12240064, 15300080, 23715124, 29643905, 30600160, 47430248, 59287810, 61200320, 94860496, 118575620, 189720992, 237151240, 379441984, 474302480, 948604960, 1897209920]

約数ペア:

[(1, 1897209920), (2, 948604960), (4, 474302480), (5, 379441984), (8, 237151240), (10, 189720992), (16, 118575620), (20, 94860496), (31, 61200320), (32, 59287810), (40, 47430248), (62, 30600160), (64, 29643905), (80, 23715124), (124, 15300080), (155, 12240064), (160, 11857562), (248, 7650040), (310, 6120032), (320, 5928781), (496, 3825020), (620, 3060016), (992, 1912510), (1240, 1530008), (1984, 956255), (2480, 765004), (4960, 382502), (9920, 191251)]