122940220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{472847}}^1$

素因数の和:472869

約数の個数: 24

約数和(自身を含む): 278034624

約数和(自身を除く): 155094404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 472847, 945694, 1891388, 2364235, 4728470, 6147011, 9456940, 12294022, 24588044, 30735055, 61470110, 122940220]

約数ペア:

[(1, 122940220), (2, 61470110), (4, 30735055), (5, 24588044), (10, 12294022), (13, 9456940), (20, 6147011), (26, 4728470), (52, 2364235), (65, 1891388), (130, 945694), (260, 472847)]