3947680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2243}}^1$

素因数の和:2269

約数の個数: 48

約数和(自身を含む): 10178784

約数和(自身を除く): 6231104

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, 2243, 4486, 8972, 11215, 17944, 22430, 24673, 35888, 44860, 49346, 71776, 89720, 98692, 123365, 179440, 197384, 246730, 358880, 394768, 493460, 789536, 986920, 1973840, 3947680]

約数ペア:

[(1, 3947680), (2, 1973840), (4, 986920), (5, 789536), (8, 493460), (10, 394768), (11, 358880), (16, 246730), (20, 197384), (22, 179440), (32, 123365), (40, 98692), (44, 89720), (55, 71776), (80, 49346), (88, 44860), (110, 35888), (160, 24673), (176, 22430), (220, 17944), (352, 11215), (440, 8972), (880, 4486), (1760, 2243)]