71055220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{122509}}^1$

素因数の和:122547

約数の個数: 24

約数和(自身を含む): 154362600

約数和(自身を除く): 83307380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 122509, 245018, 490036, 612545, 1225090, 2450180, 3552761, 7105522, 14211044, 17763805, 35527610, 71055220]

約数ペア:

[(1, 71055220), (2, 35527610), (4, 17763805), (5, 14211044), (10, 7105522), (20, 3552761), (29, 2450180), (58, 1225090), (116, 612545), (145, 490036), (290, 245018), (580, 122509)]