247268090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41981}}^1$

素因数の和:42038

約数の個数: 32

約数和(自身を含む): 483632640

約数和(自身を除く): 236364550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 41981, 83962, 209905, 419810, 797639, 1301411, 1595278, 2602822, 3988195, 6507055, 7976390, 13014110, 24726809, 49453618, 123634045, 247268090]

約数ペア:

[(1, 247268090), (2, 123634045), (5, 49453618), (10, 24726809), (19, 13014110), (31, 7976390), (38, 6507055), (62, 3988195), (95, 2602822), (155, 1595278), (190, 1301411), (310, 797639), (589, 419810), (1178, 209905), (2945, 83962), (5890, 41981)]