12420770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 23362560

約数和(自身を除く): 10941790

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 389, 515, 778, 1030, 1945, 3193, 3890, 6386, 12059, 15965, 24118, 31930, 40067, 60295, 80134, 120590, 200335, 400670, 1242077, 2484154, 6210385, 12420770]

約数ペア:

[(1, 12420770), (2, 6210385), (5, 2484154), (10, 1242077), (31, 400670), (62, 200335), (103, 120590), (155, 80134), (206, 60295), (310, 40067), (389, 31930), (515, 24118), (778, 15965), (1030, 12059), (1945, 6386), (3193, 3890)]