2746480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3121}}^1$

素因数の和:3145

約数の個数: 40

約数和(自身を含む): 6968304

約数和(自身を除く): 4221824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3121, 6242, 12484, 15605, 24968, 31210, 34331, 49936, 62420, 68662, 124840, 137324, 171655, 249680, 274648, 343310, 549296, 686620, 1373240, 2746480]

約数ペア:

[(1, 2746480), (2, 1373240), (4, 686620), (5, 549296), (8, 343310), (10, 274648), (11, 249680), (16, 171655), (20, 137324), (22, 124840), (40, 68662), (44, 62420), (55, 49936), (80, 34331), (88, 31210), (110, 24968), (176, 15605), (220, 12484), (440, 6242), (880, 3121)]