28628380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3517}}^1$

素因数の和:3574

約数の個数: 48

約数和(自身を含む): 67376736

約数和(自身を除く): 38748356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 3517, 4070, 7034, 8140, 14068, 17585, 35170, 38687, 70340, 77374, 130129, 154748, 193435, 260258, 386870, 520516, 650645, 773740, 1301290, 1431419, 2602580, 2862838, 5725676, 7157095, 14314190, 28628380]

約数ペア:

[(1, 28628380), (2, 14314190), (4, 7157095), (5, 5725676), (10, 2862838), (11, 2602580), (20, 1431419), (22, 1301290), (37, 773740), (44, 650645), (55, 520516), (74, 386870), (110, 260258), (148, 193435), (185, 154748), (220, 130129), (370, 77374), (407, 70340), (740, 38687), (814, 35170), (1628, 17585), (2035, 14068), (3517, 8140), (4070, 7034)]