2941840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3367

約数の個数: 40

約数和(自身を含む): 7463808

約数和(自身を除く): 4521968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3343, 6686, 13372, 16715, 26744, 33430, 36773, 53488, 66860, 73546, 133720, 147092, 183865, 267440, 294184, 367730, 588368, 735460, 1470920, 2941840]

約数ペア:

[(1, 2941840), (2, 1470920), (4, 735460), (5, 588368), (8, 367730), (10, 294184), (11, 267440), (16, 183865), (20, 147092), (22, 133720), (40, 73546), (44, 66860), (55, 53488), (80, 36773), (88, 33430), (110, 26744), (176, 16715), (220, 13372), (440, 6686), (880, 3343)]