4298440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2621}}^1$

素因数の和:2673

約数の個数: 32

約数和(自身を含む): 9911160

約数和(自身を除く): 5612720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2621, 5242, 10484, 13105, 20968, 26210, 52420, 104840, 107461, 214922, 429844, 537305, 859688, 1074610, 2149220, 4298440]

約数ペア:

[(1, 4298440), (2, 2149220), (4, 1074610), (5, 859688), (8, 537305), (10, 429844), (20, 214922), (40, 107461), (41, 104840), (82, 52420), (164, 26210), (205, 20968), (328, 13105), (410, 10484), (820, 5242), (1640, 2621)]