13175920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1511}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 30935520

約数和(自身を除く): 17759600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1511, 1744, 2180, 3022, 4360, 6044, 7555, 8720, 12088, 15110, 24176, 30220, 60440, 120880, 164699, 329398, 658796, 823495, 1317592, 1646990, 2635184, 3293980, 6587960, 13175920]

約数ペア:

[(1, 13175920), (2, 6587960), (4, 3293980), (5, 2635184), (8, 1646990), (10, 1317592), (16, 823495), (20, 658796), (40, 329398), (80, 164699), (109, 120880), (218, 60440), (436, 30220), (545, 24176), (872, 15110), (1090, 12088), (1511, 8720), (1744, 7555), (2180, 6044), (3022, 4360)]