9086240

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 21704760

約数和(自身を除く): 12618520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 521, 545, 872, 1042, 1090, 1744, 2084, 2180, 2605, 3488, 4168, 4360, 5210, 8336, 8720, 10420, 16672, 17440, 20840, 41680, 56789, 83360, 113578, 227156, 283945, 454312, 567890, 908624, 1135780, 1817248, 2271560, 4543120, 9086240]

約数ペア:

[(1, 9086240), (2, 4543120), (4, 2271560), (5, 1817248), (8, 1135780), (10, 908624), (16, 567890), (20, 454312), (32, 283945), (40, 227156), (80, 113578), (109, 83360), (160, 56789), (218, 41680), (436, 20840), (521, 17440), (545, 16672), (872, 10420), (1042, 8720), (1090, 8336), (1744, 5210), (2084, 4360), (2180, 4168), (2605, 3488)]