13248440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19483}}^1$

素因数の和:19511

約数の個数: 32

約数和(自身を含む): 31564080

約数和(自身を除く): 18315640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19483, 38966, 77932, 97415, 155864, 194830, 331211, 389660, 662422, 779320, 1324844, 1656055, 2649688, 3312110, 6624220, 13248440]

約数ペア:

[(1, 13248440), (2, 6624220), (4, 3312110), (5, 2649688), (8, 1656055), (10, 1324844), (17, 779320), (20, 662422), (34, 389660), (40, 331211), (68, 194830), (85, 155864), (136, 97415), (170, 77932), (340, 38966), (680, 19483)]