1878311940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31305199}}^1$

素因数の和:31305211

約数の個数: 24

約数和(自身を含む): 5259273600

約数和(自身を除く): 3380961660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 31305199, 62610398, 93915597, 125220796, 156525995, 187831194, 313051990, 375662388, 469577985, 626103980, 939155970, 1878311940]

約数ペア:

[(1, 1878311940), (2, 939155970), (3, 626103980), (4, 469577985), (5, 375662388), (6, 313051990), (10, 187831194), (12, 156525995), (15, 125220796), (20, 93915597), (30, 62610398), (60, 31305199)]