690990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 1714176

約数和(自身を除く): 1023186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 743, 930, 1486, 2229, 3715, 4458, 7430, 11145, 22290, 23033, 46066, 69099, 115165, 138198, 230330, 345495, 690990]

約数ペア:

[(1, 690990), (2, 345495), (3, 230330), (5, 138198), (6, 115165), (10, 69099), (15, 46066), (30, 23033), (31, 22290), (62, 11145), (93, 7430), (155, 4458), (186, 3715), (310, 2229), (465, 1486), (743, 930)]