1157720020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{13219}}^1$

素因数の和:13408

約数の個数: 48

約数和(自身を含む): 2531894400

約数和(自身を除く): 1374174380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 302, 580, 604, 755, 1510, 3020, 4379, 8758, 13219, 17516, 21895, 26438, 43790, 52876, 66095, 87580, 132190, 264380, 383351, 766702, 1533404, 1916755, 1996069, 3833510, 3992138, 7667020, 7984276, 9980345, 19960690, 39921380, 57886001, 115772002, 231544004, 289430005, 578860010, 1157720020]

約数ペア:

[(1, 1157720020), (2, 578860010), (4, 289430005), (5, 231544004), (10, 115772002), (20, 57886001), (29, 39921380), (58, 19960690), (116, 9980345), (145, 7984276), (151, 7667020), (290, 3992138), (302, 3833510), (580, 1996069), (604, 1916755), (755, 1533404), (1510, 766702), (3020, 383351), (4379, 264380), (8758, 132190), (13219, 87580), (17516, 66095), (21895, 52876), (26438, 43790)]