128401602620

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{28789597}}^1$

素因数の和:28789829

約数の個数: 24

約数和(自身を含む): 270852537984

約数和(自身を除く): 142450935364

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 28789597, 57579194, 115158388, 143947985, 287895970, 575791940, 6420080131, 12840160262, 25680320524, 32100400655, 64200801310, 128401602620]

約数ペア:

[(1, 128401602620), (2, 64200801310), (4, 32100400655), (5, 25680320524), (10, 12840160262), (20, 6420080131), (223, 575791940), (446, 287895970), (892, 143947985), (1115, 115158388), (2230, 57579194), (4460, 28789597)]