31108740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39883}}^1$

素因数の和:39908

約数の個数: 48

約数和(自身を含む): 93807168

約数和(自身を除く): 62698428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 39883, 79766, 119649, 159532, 199415, 239298, 398830, 478596, 518479, 598245, 797660, 1036958, 1196490, 1555437, 2073916, 2392980, 2592395, 3110874, 5184790, 6221748, 7777185, 10369580, 15554370, 31108740]

約数ペア:

[(1, 31108740), (2, 15554370), (3, 10369580), (4, 7777185), (5, 6221748), (6, 5184790), (10, 3110874), (12, 2592395), (13, 2392980), (15, 2073916), (20, 1555437), (26, 1196490), (30, 1036958), (39, 797660), (52, 598245), (60, 518479), (65, 478596), (78, 398830), (130, 239298), (156, 199415), (195, 159532), (260, 119649), (390, 79766), (780, 39883)]