89893240

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{4297}}^1$

素因数の和:4831

約数の個数: 32

約数和(自身を含む): 202693680

約数和(自身を除く): 112800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 4297, 5230, 8594, 10460, 17188, 20920, 21485, 34376, 42970, 85940, 171880, 2247331, 4494662, 8989324, 11236655, 17978648, 22473310, 44946620, 89893240]

約数ペア:

[(1, 89893240), (2, 44946620), (4, 22473310), (5, 17978648), (8, 11236655), (10, 8989324), (20, 4494662), (40, 2247331), (523, 171880), (1046, 85940), (2092, 42970), (2615, 34376), (4184, 21485), (4297, 20920), (5230, 17188), (8594, 10460)]