30478480

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1151}}^1$

素因数の和:1495

約数の個数: 40

約数和(自身を含む): 71138304

約数和(自身を除く): 40659824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1151, 1324, 1655, 2302, 2648, 3310, 4604, 5296, 5755, 6620, 9208, 11510, 13240, 18416, 23020, 26480, 46040, 92080, 380981, 761962, 1523924, 1904905, 3047848, 3809810, 6095696, 7619620, 15239240, 30478480]

約数ペア:

[(1, 30478480), (2, 15239240), (4, 7619620), (5, 6095696), (8, 3809810), (10, 3047848), (16, 1904905), (20, 1523924), (40, 761962), (80, 380981), (331, 92080), (662, 46040), (1151, 26480), (1324, 23020), (1655, 18416), (2302, 13240), (2648, 11510), (3310, 9208), (4604, 6620), (5296, 5755)]