30718220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118147}}^1$

素因数の和:118169

約数の個数: 24

約数和(自身を含む): 69471024

約数和(自身を除く): 38752804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 118147, 236294, 472588, 590735, 1181470, 1535911, 2362940, 3071822, 6143644, 7679555, 15359110, 30718220]

約数ペア:

[(1, 30718220), (2, 15359110), (4, 7679555), (5, 6143644), (10, 3071822), (13, 2362940), (20, 1535911), (26, 1181470), (52, 590735), (65, 472588), (130, 236294), (260, 118147)]