30440240

素因数分解:

$2^4\times 5^1\times {\mathrm{380503}}^1$

素因数の和:380516

約数の個数: 20

約数和(自身を含む): 70773744

約数和(自身を除く): 40333504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380503, 761006, 1522012, 1902515, 3044024, 3805030, 6088048, 7610060, 15220120, 30440240]

約数ペア:

[(1, 30440240), (2, 15220120), (4, 7610060), (5, 6088048), (8, 3805030), (10, 3044024), (16, 1902515), (20, 1522012), (40, 761006), (80, 380503)]