9938720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5647}}^1$

素因数の和:5673

約数の個数: 48

約数和(自身を含む): 25619328

約数和(自身を除く): 15680608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 5647, 11294, 22588, 28235, 45176, 56470, 62117, 90352, 112940, 124234, 180704, 225880, 248468, 310585, 451760, 496936, 621170, 903520, 993872, 1242340, 1987744, 2484680, 4969360, 9938720]

約数ペア:

[(1, 9938720), (2, 4969360), (4, 2484680), (5, 1987744), (8, 1242340), (10, 993872), (11, 903520), (16, 621170), (20, 496936), (22, 451760), (32, 310585), (40, 248468), (44, 225880), (55, 180704), (80, 124234), (88, 112940), (110, 90352), (160, 62117), (176, 56470), (220, 45176), (352, 28235), (440, 22588), (880, 11294), (1760, 5647)]