8179220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 20173440

約数和(自身を除く): 11994220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1579, 2590, 3158, 5180, 6316, 7895, 11053, 15790, 22106, 31580, 44212, 55265, 58423, 110530, 116846, 221060, 233692, 292115, 408961, 584230, 817922, 1168460, 1635844, 2044805, 4089610, 8179220]

約数ペア:

[(1, 8179220), (2, 4089610), (4, 2044805), (5, 1635844), (7, 1168460), (10, 817922), (14, 584230), (20, 408961), (28, 292115), (35, 233692), (37, 221060), (70, 116846), (74, 110530), (140, 58423), (148, 55265), (185, 44212), (259, 31580), (370, 22106), (518, 15790), (740, 11053), (1036, 7895), (1295, 6316), (1579, 5180), (2590, 3158)]