2397800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 5877600

約数和(自身を除く): 3479800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 631, 760, 950, 1262, 1900, 2524, 3155, 3800, 5048, 6310, 11989, 12620, 15775, 23978, 25240, 31550, 47956, 59945, 63100, 95912, 119890, 126200, 239780, 299725, 479560, 599450, 1198900, 2397800]

約数ペア:

[(1, 2397800), (2, 1198900), (4, 599450), (5, 479560), (8, 299725), (10, 239780), (19, 126200), (20, 119890), (25, 95912), (38, 63100), (40, 59945), (50, 47956), (76, 31550), (95, 25240), (100, 23978), (152, 15775), (190, 12620), (200, 11989), (380, 6310), (475, 5048), (631, 3800), (760, 3155), (950, 2524), (1262, 1900)]