668869160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{880091}}^1$

素因数の和:880121

約数の個数: 32

約数和(自身を含む): 1584165600

約数和(自身を除く): 915296440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 880091, 1760182, 3520364, 4400455, 7040728, 8800910, 16721729, 17601820, 33443458, 35203640, 66886916, 83608645, 133773832, 167217290, 334434580, 668869160]

約数ペア:

[(1, 668869160), (2, 334434580), (4, 167217290), (5, 133773832), (8, 83608645), (10, 66886916), (19, 35203640), (20, 33443458), (38, 17601820), (40, 16721729), (76, 8800910), (95, 7040728), (152, 4400455), (190, 3520364), (380, 1760182), (760, 880091)]