12346480

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{983}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 28917792

約数和(自身を除く): 16571312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 983, 1256, 1570, 1966, 2512, 3140, 3932, 4915, 6280, 7864, 9830, 12560, 15728, 19660, 39320, 78640, 154331, 308662, 617324, 771655, 1234648, 1543310, 2469296, 3086620, 6173240, 12346480]

約数ペア:

[(1, 12346480), (2, 6173240), (4, 3086620), (5, 2469296), (8, 1543310), (10, 1234648), (16, 771655), (20, 617324), (40, 308662), (80, 154331), (157, 78640), (314, 39320), (628, 19660), (785, 15728), (983, 12560), (1256, 9830), (1570, 7864), (1966, 6280), (2512, 4915), (3140, 3932)]