202411820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{778507}}^1$

素因数の和:778529

約数の個数: 24

約数和(自身を含む): 457762704

約数和(自身を除く): 255350884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 778507, 1557014, 3114028, 3892535, 7785070, 10120591, 15570140, 20241182, 40482364, 50602955, 101205910, 202411820]

約数ペア:

[(1, 202411820), (2, 101205910), (4, 50602955), (5, 40482364), (10, 20241182), (13, 15570140), (20, 10120591), (26, 7785070), (52, 3892535), (65, 3114028), (130, 1557014), (260, 778507)]