1318466480

素因数分解:

$2^4\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{9001}}^1$

素因数の和:10845

約数の個数: 40

約数和(自身を含む): 3067449504

約数和(自身を除く): 1748983024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1831, 3662, 7324, 9001, 9155, 14648, 18002, 18310, 29296, 36004, 36620, 45005, 72008, 73240, 90010, 144016, 146480, 180020, 360040, 720080, 16480831, 32961662, 65923324, 82404155, 131846648, 164808310, 263693296, 329616620, 659233240, 1318466480]

約数ペア:

[(1, 1318466480), (2, 659233240), (4, 329616620), (5, 263693296), (8, 164808310), (10, 131846648), (16, 82404155), (20, 65923324), (40, 32961662), (80, 16480831), (1831, 720080), (3662, 360040), (7324, 180020), (9001, 146480), (9155, 144016), (14648, 90010), (18002, 73240), (18310, 72008), (29296, 45005), (36004, 36620)]