251560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 597600

約数和(自身を除く): 346040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 331, 380, 662, 760, 1324, 1655, 2648, 3310, 6289, 6620, 12578, 13240, 25156, 31445, 50312, 62890, 125780, 251560]

約数ペア:

[(1, 251560), (2, 125780), (4, 62890), (5, 50312), (8, 31445), (10, 25156), (19, 13240), (20, 12578), (38, 6620), (40, 6289), (76, 3310), (95, 2648), (152, 1655), (190, 1324), (331, 760), (380, 662)]