30418900

素因数分解:

$2^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{919}}^1$

素因数の和:1264

約数の個数: 36

約数和(自身を含む): 66280480

約数和(自身を除く): 35861580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 331, 662, 919, 1324, 1655, 1838, 3310, 3676, 4595, 6620, 8275, 9190, 16550, 18380, 22975, 33100, 45950, 91900, 304189, 608378, 1216756, 1520945, 3041890, 6083780, 7604725, 15209450, 30418900]

約数ペア:

[(1, 30418900), (2, 15209450), (4, 7604725), (5, 6083780), (10, 3041890), (20, 1520945), (25, 1216756), (50, 608378), (100, 304189), (331, 91900), (662, 45950), (919, 33100), (1324, 22975), (1655, 18380), (1838, 16550), (3310, 9190), (3676, 8275), (4595, 6620)]