12255420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 34560288

約数和(自身を除く): 22304868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1301, 1570, 1884, 2355, 2602, 3140, 3903, 4710, 5204, 6505, 7806, 9420, 13010, 15612, 19515, 26020, 39030, 78060, 204257, 408514, 612771, 817028, 1021285, 1225542, 2042570, 2451084, 3063855, 4085140, 6127710, 12255420]

約数ペア:

[(1, 12255420), (2, 6127710), (3, 4085140), (4, 3063855), (5, 2451084), (6, 2042570), (10, 1225542), (12, 1021285), (15, 817028), (20, 612771), (30, 408514), (60, 204257), (157, 78060), (314, 39030), (471, 26020), (628, 19515), (785, 15612), (942, 13010), (1301, 9420), (1570, 7806), (1884, 6505), (2355, 5204), (2602, 4710), (3140, 3903)]