201222580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773933}}^1$

素因数の和:773955

約数の個数: 24

約数和(自身を含む): 455073192

約数和(自身を除く): 253850612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773933, 1547866, 3095732, 3869665, 7739330, 10061129, 15478660, 20122258, 40244516, 50305645, 100611290, 201222580]

約数ペア:

[(1, 201222580), (2, 100611290), (4, 50305645), (5, 40244516), (10, 20122258), (13, 15478660), (20, 10061129), (26, 7739330), (52, 3869665), (65, 3095732), (130, 1547866), (260, 773933)]