1381980

素因数分解:

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

素因数の和:786

約数の個数: 48

約数和(自身を含む): 3999744

約数和(自身を除く): 2617764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 743, 930, 1486, 1860, 2229, 2972, 3715, 4458, 7430, 8916, 11145, 14860, 22290, 23033, 44580, 46066, 69099, 92132, 115165, 138198, 230330, 276396, 345495, 460660, 690990, 1381980]

約数ペア:

[(1, 1381980), (2, 690990), (3, 460660), (4, 345495), (5, 276396), (6, 230330), (10, 138198), (12, 115165), (15, 92132), (20, 69099), (30, 46066), (31, 44580), (60, 23033), (62, 22290), (93, 14860), (124, 11145), (155, 8916), (186, 7430), (310, 4458), (372, 3715), (465, 2972), (620, 2229), (743, 1860), (930, 1486)]