40371984

素因数分解:

$2^4\times 3^2\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1076

約数の個数: 60

約数和(自身を含む): 113413872

約数和(自身を除く): 73041888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 491, 571, 982, 1142, 1473, 1713, 1964, 2284, 2946, 3426, 3928, 4419, 4568, 5139, 5892, 6852, 7856, 8838, 9136, 10278, 11784, 13704, 17676, 20556, 23568, 27408, 35352, 41112, 70704, 82224, 280361, 560722, 841083, 1121444, 1682166, 2242888, 2523249, 3364332, 4485776, 5046498, 6728664, 10092996, 13457328, 20185992, 40371984]

約数ペア:

[(1, 40371984), (2, 20185992), (3, 13457328), (4, 10092996), (6, 6728664), (8, 5046498), (9, 4485776), (12, 3364332), (16, 2523249), (18, 2242888), (24, 1682166), (36, 1121444), (48, 841083), (72, 560722), (144, 280361), (491, 82224), (571, 70704), (982, 41112), (1142, 35352), (1473, 27408), (1713, 23568), (1964, 20556), (2284, 17676), (2946, 13704), (3426, 11784), (3928, 10278), (4419, 9136), (4568, 8838), (5139, 7856), (5892, 6852)]