29420920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 69001920

約数和(自身を除く): 39581000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 193, 206, 296, 370, 386, 412, 515, 740, 772, 824, 965, 1030, 1480, 1544, 1930, 2060, 3811, 3860, 4120, 7141, 7622, 7720, 14282, 15244, 19055, 19879, 28564, 30488, 35705, 38110, 39758, 57128, 71410, 76220, 79516, 99395, 142820, 152440, 159032, 198790, 285640, 397580, 735523, 795160, 1471046, 2942092, 3677615, 5884184, 7355230, 14710460, 29420920]

約数ペア:

[(1, 29420920), (2, 14710460), (4, 7355230), (5, 5884184), (8, 3677615), (10, 2942092), (20, 1471046), (37, 795160), (40, 735523), (74, 397580), (103, 285640), (148, 198790), (185, 159032), (193, 152440), (206, 142820), (296, 99395), (370, 79516), (386, 76220), (412, 71410), (515, 57128), (740, 39758), (772, 38110), (824, 35705), (965, 30488), (1030, 28564), (1480, 19879), (1544, 19055), (1930, 15244), (2060, 14282), (3811, 7720), (3860, 7622), (4120, 7141)]