1138540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 2681280

約数和(自身を除く): 1542740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 151, 260, 290, 302, 377, 580, 604, 754, 755, 1508, 1510, 1885, 1963, 3020, 3770, 3926, 4379, 7540, 7852, 8758, 9815, 17516, 19630, 21895, 39260, 43790, 56927, 87580, 113854, 227708, 284635, 569270, 1138540]

約数ペア:

[(1, 1138540), (2, 569270), (4, 284635), (5, 227708), (10, 113854), (13, 87580), (20, 56927), (26, 43790), (29, 39260), (52, 21895), (58, 19630), (65, 17516), (116, 9815), (130, 8758), (145, 7852), (151, 7540), (260, 4379), (290, 3926), (302, 3770), (377, 3020), (580, 1963), (604, 1885), (754, 1510), (755, 1508)]