39255280

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2711}}^1$

素因数の和:2905

約数の個数: 40

約数和(自身を含む): 91806624

約数和(自身を除く): 52551344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2711, 2896, 3620, 5422, 7240, 10844, 13555, 14480, 21688, 27110, 43376, 54220, 108440, 216880, 490691, 981382, 1962764, 2453455, 3925528, 4906910, 7851056, 9813820, 19627640, 39255280]

約数ペア:

[(1, 39255280), (2, 19627640), (4, 9813820), (5, 7851056), (8, 4906910), (10, 3925528), (16, 2453455), (20, 1962764), (40, 981382), (80, 490691), (181, 216880), (362, 108440), (724, 54220), (905, 43376), (1448, 27110), (1810, 21688), (2711, 14480), (2896, 13555), (3620, 10844), (5422, 7240)]