390653390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{7417}}^1$

素因数の和:7676

約数の個数: 32

約数和(自身を含む): 737052480

約数和(自身を除く): 346399090

約数列:

[1, 2, 5, 10, 23, 46, 115, 229, 230, 458, 1145, 2290, 5267, 7417, 10534, 14834, 26335, 37085, 52670, 74170, 170591, 341182, 852955, 1698493, 1705910, 3396986, 8492465, 16984930, 39065339, 78130678, 195326695, 390653390]

約数ペア:

[(1, 390653390), (2, 195326695), (5, 78130678), (10, 39065339), (23, 16984930), (46, 8492465), (115, 3396986), (229, 1705910), (230, 1698493), (458, 852955), (1145, 341182), (2290, 170591), (5267, 74170), (7417, 52670), (10534, 37085), (14834, 26335)]