2449400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 5866440

約数和(自身を除く): 3417040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 331, 370, 662, 740, 925, 1324, 1480, 1655, 1850, 2648, 3310, 3700, 6620, 7400, 8275, 12247, 13240, 16550, 24494, 33100, 48988, 61235, 66200, 97976, 122470, 244940, 306175, 489880, 612350, 1224700, 2449400]

約数ペア:

[(1, 2449400), (2, 1224700), (4, 612350), (5, 489880), (8, 306175), (10, 244940), (20, 122470), (25, 97976), (37, 66200), (40, 61235), (50, 48988), (74, 33100), (100, 24494), (148, 16550), (185, 13240), (200, 12247), (296, 8275), (331, 7400), (370, 6620), (662, 3700), (740, 3310), (925, 2648), (1324, 1850), (1480, 1655)]