9350780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 20490624

約数和(自身を除く): 11139844

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 131, 166, 172, 215, 262, 332, 415, 430, 524, 655, 830, 860, 1310, 1660, 2620, 3569, 5633, 7138, 10873, 11266, 14276, 17845, 21746, 22532, 28165, 35690, 43492, 54365, 56330, 71380, 108730, 112660, 217460, 467539, 935078, 1870156, 2337695, 4675390, 9350780]

約数ペア:

[(1, 9350780), (2, 4675390), (4, 2337695), (5, 1870156), (10, 935078), (20, 467539), (43, 217460), (83, 112660), (86, 108730), (131, 71380), (166, 56330), (172, 54365), (215, 43492), (262, 35690), (332, 28165), (415, 22532), (430, 21746), (524, 17845), (655, 14276), (830, 11266), (860, 10873), (1310, 7138), (1660, 5633), (2620, 3569)]