55400380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56531}}^1$

素因数の和:56554

約数の個数: 36

約数和(自身を含む): 135337608

約数和(自身を除く): 79937228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56531, 113062, 226124, 282655, 395717, 565310, 791434, 1130620, 1582868, 1978585, 2770019, 3957170, 5540038, 7914340, 11080076, 13850095, 27700190, 55400380]

約数ペア:

[(1, 55400380), (2, 27700190), (4, 13850095), (5, 11080076), (7, 7914340), (10, 5540038), (14, 3957170), (20, 2770019), (28, 1978585), (35, 1582868), (49, 1130620), (70, 791434), (98, 565310), (140, 395717), (196, 282655), (245, 226124), (490, 113062), (980, 56531)]