6393640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1321}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 15824340

約数和(自身を除く): 9430700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1321, 2420, 2642, 4840, 5284, 6605, 10568, 13210, 14531, 26420, 29062, 52840, 58124, 72655, 116248, 145310, 159841, 290620, 319682, 581240, 639364, 799205, 1278728, 1598410, 3196820, 6393640]

約数ペア:

[(1, 6393640), (2, 3196820), (4, 1598410), (5, 1278728), (8, 799205), (10, 639364), (11, 581240), (20, 319682), (22, 290620), (40, 159841), (44, 145310), (55, 116248), (88, 72655), (110, 58124), (121, 52840), (220, 29062), (242, 26420), (440, 14531), (484, 13210), (605, 10568), (968, 6605), (1210, 5284), (1321, 4840), (2420, 2642)]