9000740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 12772060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 269, 478, 538, 956, 1076, 1195, 1345, 1673, 1883, 2390, 2690, 3346, 3766, 4780, 5380, 6692, 7532, 8365, 9415, 16730, 18830, 33460, 37660, 64291, 128582, 257164, 321455, 450037, 642910, 900074, 1285820, 1800148, 2250185, 4500370, 9000740]

約数ペア:

[(1, 9000740), (2, 4500370), (4, 2250185), (5, 1800148), (7, 1285820), (10, 900074), (14, 642910), (20, 450037), (28, 321455), (35, 257164), (70, 128582), (140, 64291), (239, 37660), (269, 33460), (478, 18830), (538, 16730), (956, 9415), (1076, 8365), (1195, 7532), (1345, 6692), (1673, 5380), (1883, 4780), (2390, 3766), (2690, 3346)]