143801680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163411}}^1$

素因数の和:163435

約数の個数: 40

約数和(自身を含む): 364735584

約数和(自身を除く): 220933904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 163411, 326822, 653644, 817055, 1307288, 1634110, 1797521, 2614576, 3268220, 3595042, 6536440, 7190084, 8987605, 13072880, 14380168, 17975210, 28760336, 35950420, 71900840, 143801680]

約数ペア:

[(1, 143801680), (2, 71900840), (4, 35950420), (5, 28760336), (8, 17975210), (10, 14380168), (11, 13072880), (16, 8987605), (20, 7190084), (22, 6536440), (40, 3595042), (44, 3268220), (55, 2614576), (80, 1797521), (88, 1634110), (110, 1307288), (176, 817055), (220, 653644), (440, 326822), (880, 163411)]