4200780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 11993184

約数和(自身を除く): 7792404

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, 1321, 1590, 2642, 3180, 3963, 5284, 6605, 7926, 13210, 15852, 19815, 26420, 39630, 70013, 79260, 140026, 210039, 280052, 350065, 420078, 700130, 840156, 1050195, 1400260, 2100390, 4200780]

約数ペア:

[(1, 4200780), (2, 2100390), (3, 1400260), (4, 1050195), (5, 840156), (6, 700130), (10, 420078), (12, 350065), (15, 280052), (20, 210039), (30, 140026), (53, 79260), (60, 70013), (106, 39630), (159, 26420), (212, 19815), (265, 15852), (318, 13210), (530, 7926), (636, 6605), (795, 5284), (1060, 3963), (1321, 3180), (1590, 2642)]