12539680

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 29857464

約数和(自身を除く): 17317784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 433, 724, 866, 905, 1448, 1732, 1810, 2165, 2896, 3464, 3620, 4330, 5792, 6928, 7240, 8660, 13856, 14480, 17320, 28960, 34640, 69280, 78373, 156746, 313492, 391865, 626984, 783730, 1253968, 1567460, 2507936, 3134920, 6269840, 12539680]

約数ペア:

[(1, 12539680), (2, 6269840), (4, 3134920), (5, 2507936), (8, 1567460), (10, 1253968), (16, 783730), (20, 626984), (32, 391865), (40, 313492), (80, 156746), (160, 78373), (181, 69280), (362, 34640), (433, 28960), (724, 17320), (866, 14480), (905, 13856), (1448, 8660), (1732, 7240), (1810, 6928), (2165, 5792), (2896, 4330), (3464, 3620)]