20113620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1237}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 56571648

約数和(自身を除く): 36458028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1237, 1355, 1626, 2474, 2710, 3252, 3711, 4065, 4948, 5420, 6185, 7422, 8130, 12370, 14844, 16260, 18555, 24740, 37110, 74220, 335227, 670454, 1005681, 1340908, 1676135, 2011362, 3352270, 4022724, 5028405, 6704540, 10056810, 20113620]

約数ペア:

[(1, 20113620), (2, 10056810), (3, 6704540), (4, 5028405), (5, 4022724), (6, 3352270), (10, 2011362), (12, 1676135), (15, 1340908), (20, 1005681), (30, 670454), (60, 335227), (271, 74220), (542, 37110), (813, 24740), (1084, 18555), (1237, 16260), (1355, 14844), (1626, 12370), (2474, 8130), (2710, 7422), (3252, 6185), (3711, 5420), (4065, 4948)]