13377760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{691}}^1$

素因数の和:728

約数の個数: 72

約数和(自身を含む): 34789608

約数和(自身を除く): 21411848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 691, 880, 968, 1210, 1382, 1760, 1936, 2420, 2764, 3455, 3872, 4840, 5528, 6910, 7601, 9680, 11056, 13820, 15202, 19360, 22112, 27640, 30404, 38005, 55280, 60808, 76010, 83611, 110560, 121616, 152020, 167222, 243232, 304040, 334444, 418055, 608080, 668888, 836110, 1216160, 1337776, 1672220, 2675552, 3344440, 6688880, 13377760]

約数ペア:

[(1, 13377760), (2, 6688880), (4, 3344440), (5, 2675552), (8, 1672220), (10, 1337776), (11, 1216160), (16, 836110), (20, 668888), (22, 608080), (32, 418055), (40, 334444), (44, 304040), (55, 243232), (80, 167222), (88, 152020), (110, 121616), (121, 110560), (160, 83611), (176, 76010), (220, 60808), (242, 55280), (352, 38005), (440, 30404), (484, 27640), (605, 22112), (691, 19360), (880, 15202), (968, 13820), (1210, 11056), (1382, 9680), (1760, 7601), (1936, 6910), (2420, 5528), (2764, 4840), (3455, 3872)]