2144120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{443}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 5314680

約数和(自身を除く): 3170560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 443, 484, 605, 886, 968, 1210, 1772, 2215, 2420, 3544, 4430, 4840, 4873, 8860, 9746, 17720, 19492, 24365, 38984, 48730, 53603, 97460, 107206, 194920, 214412, 268015, 428824, 536030, 1072060, 2144120]

約数ペア:

[(1, 2144120), (2, 1072060), (4, 536030), (5, 428824), (8, 268015), (10, 214412), (11, 194920), (20, 107206), (22, 97460), (40, 53603), (44, 48730), (55, 38984), (88, 24365), (110, 19492), (121, 17720), (220, 9746), (242, 8860), (440, 4873), (443, 4840), (484, 4430), (605, 3544), (886, 2420), (968, 2215), (1210, 1772)]