9870380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37963}}^1$

素因数の和:37985

約数の個数: 24

約数和(自身を含む): 22322832

約数和(自身を除く): 12452452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 37963, 75926, 151852, 189815, 379630, 493519, 759260, 987038, 1974076, 2467595, 4935190, 9870380]

約数ペア:

[(1, 9870380), (2, 4935190), (4, 2467595), (5, 1974076), (10, 987038), (13, 759260), (20, 493519), (26, 379630), (52, 189815), (65, 151852), (130, 75926), (260, 37963)]