24897980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65521}}^1$

素因数の和:65549

約数の個数: 24

約数和(自身を含む): 55038480

約数和(自身を除く): 30140500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 65521, 131042, 262084, 327605, 655210, 1244899, 1310420, 2489798, 4979596, 6224495, 12448990, 24897980]

約数ペア:

[(1, 24897980), (2, 12448990), (4, 6224495), (5, 4979596), (10, 2489798), (19, 1310420), (20, 1244899), (38, 655210), (76, 327605), (95, 262084), (190, 131042), (380, 65521)]