15801420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4969}}^1$

素因数の和:5034

約数の個数: 48

約数和(自身を含む): 45087840

約数和(自身を除く): 29286420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 4969, 9938, 14907, 19876, 24845, 29814, 49690, 59628, 74535, 99380, 149070, 263357, 298140, 526714, 790071, 1053428, 1316785, 1580142, 2633570, 3160284, 3950355, 5267140, 7900710, 15801420]

約数ペア:

[(1, 15801420), (2, 7900710), (3, 5267140), (4, 3950355), (5, 3160284), (6, 2633570), (10, 1580142), (12, 1316785), (15, 1053428), (20, 790071), (30, 526714), (53, 298140), (60, 263357), (106, 149070), (159, 99380), (212, 74535), (265, 59628), (318, 49690), (530, 29814), (636, 24845), (795, 19876), (1060, 14907), (1590, 9938), (3180, 4969)]