188540440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3271}}^1$

素因数の和:3424

約数の個数: 64

約数和(自身を含む): 466456320

約数和(自身を除く): 277915880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 3271, 5240, 5764, 6542, 7205, 11528, 13084, 14410, 16355, 26168, 28820, 32710, 35981, 57640, 65420, 71962, 130840, 143924, 179905, 287848, 359810, 428501, 719620, 857002, 1439240, 1714004, 2142505, 3428008, 4285010, 4713511, 8570020, 9427022, 17140040, 18854044, 23567555, 37708088, 47135110, 94270220, 188540440]

約数ペア:

[(1, 188540440), (2, 94270220), (4, 47135110), (5, 37708088), (8, 23567555), (10, 18854044), (11, 17140040), (20, 9427022), (22, 8570020), (40, 4713511), (44, 4285010), (55, 3428008), (88, 2142505), (110, 1714004), (131, 1439240), (220, 857002), (262, 719620), (440, 428501), (524, 359810), (655, 287848), (1048, 179905), (1310, 143924), (1441, 130840), (2620, 71962), (2882, 65420), (3271, 57640), (5240, 35981), (5764, 32710), (6542, 28820), (7205, 26168), (11528, 16355), (13084, 14410)]