3121360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3547}}^1$

素因数の和:3571

約数の個数: 40

約数和(自身を含む): 7919136

約数和(自身を除く): 4797776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3547, 7094, 14188, 17735, 28376, 35470, 39017, 56752, 70940, 78034, 141880, 156068, 195085, 283760, 312136, 390170, 624272, 780340, 1560680, 3121360]

約数ペア:

[(1, 3121360), (2, 1560680), (4, 780340), (5, 624272), (8, 390170), (10, 312136), (11, 283760), (16, 195085), (20, 156068), (22, 141880), (40, 78034), (44, 70940), (55, 56752), (80, 39017), (88, 35470), (110, 28376), (176, 17735), (220, 14188), (440, 7094), (880, 3547)]