197258260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{124847}}^1$

素因数の和:124935

約数の個数: 24

約数和(自身を含む): 419489280

約数和(自身を除く): 222231020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 124847, 249694, 499388, 624235, 1248470, 2496940, 9862913, 19725826, 39451652, 49314565, 98629130, 197258260]

約数ペア:

[(1, 197258260), (2, 98629130), (4, 49314565), (5, 39451652), (10, 19725826), (20, 9862913), (79, 2496940), (158, 1248470), (316, 624235), (395, 499388), (790, 249694), (1580, 124847)]