12676520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10223}}^1$

素因数の和:10265

約数の個数: 32

約数和(自身を含む): 29445120

約数和(自身を除く): 16768600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10223, 20446, 40892, 51115, 81784, 102230, 204460, 316913, 408920, 633826, 1267652, 1584565, 2535304, 3169130, 6338260, 12676520]

約数ペア:

[(1, 12676520), (2, 6338260), (4, 3169130), (5, 2535304), (8, 1584565), (10, 1267652), (20, 633826), (31, 408920), (40, 316913), (62, 204460), (124, 102230), (155, 81784), (248, 51115), (310, 40892), (620, 20446), (1240, 10223)]