2739440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{283}}^1$

素因数の和:318

約数の個数: 60

約数和(自身を含む): 7025592

約数和(自身を除く): 4286152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 283, 440, 484, 566, 605, 880, 968, 1132, 1210, 1415, 1936, 2264, 2420, 2830, 3113, 4528, 4840, 5660, 6226, 9680, 11320, 12452, 15565, 22640, 24904, 31130, 34243, 49808, 62260, 68486, 124520, 136972, 171215, 249040, 273944, 342430, 547888, 684860, 1369720, 2739440]

約数ペア:

[(1, 2739440), (2, 1369720), (4, 684860), (5, 547888), (8, 342430), (10, 273944), (11, 249040), (16, 171215), (20, 136972), (22, 124520), (40, 68486), (44, 62260), (55, 49808), (80, 34243), (88, 31130), (110, 24904), (121, 22640), (176, 15565), (220, 12452), (242, 11320), (283, 9680), (440, 6226), (484, 5660), (566, 4840), (605, 4528), (880, 3113), (968, 2830), (1132, 2420), (1210, 2264), (1415, 1936)]