9539020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 11689460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 233, 356, 445, 460, 466, 890, 932, 1165, 1780, 2047, 2330, 4094, 4660, 5359, 8188, 10235, 10718, 20470, 20737, 21436, 26795, 40940, 41474, 53590, 82948, 103685, 107180, 207370, 414740, 476951, 953902, 1907804, 2384755, 4769510, 9539020]

約数ペア:

[(1, 9539020), (2, 4769510), (4, 2384755), (5, 1907804), (10, 953902), (20, 476951), (23, 414740), (46, 207370), (89, 107180), (92, 103685), (115, 82948), (178, 53590), (230, 41474), (233, 40940), (356, 26795), (445, 21436), (460, 20737), (466, 20470), (890, 10718), (932, 10235), (1165, 8188), (1780, 5359), (2047, 4660), (2330, 4094)]