12639810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6907}}^1$

素因数の和:6978

約数の個数: 32

約数和(自身を含む): 30837312

約数和(自身を除く): 18197502

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 6907, 13814, 20721, 34535, 41442, 69070, 103605, 207210, 421327, 842654, 1263981, 2106635, 2527962, 4213270, 6319905, 12639810]

約数ペア:

[(1, 12639810), (2, 6319905), (3, 4213270), (5, 2527962), (6, 2106635), (10, 1263981), (15, 842654), (30, 421327), (61, 207210), (122, 103605), (183, 69070), (305, 41442), (366, 34535), (610, 20721), (915, 13814), (1830, 6907)]