1725293240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3921121}}^1$

素因数の和:3921143

約数の個数: 32

約数和(自身を含む): 4234811760

約数和(自身を除く): 2509518520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3921121, 7842242, 15684484, 19605605, 31368968, 39211210, 43132331, 78422420, 86264662, 156844840, 172529324, 215661655, 345058648, 431323310, 862646620, 1725293240]

約数ペア:

[(1, 1725293240), (2, 862646620), (4, 431323310), (5, 345058648), (8, 215661655), (10, 172529324), (11, 156844840), (20, 86264662), (22, 78422420), (40, 43132331), (44, 39211210), (55, 31368968), (88, 19605605), (110, 15684484), (220, 7842242), (440, 3921121)]