30234640

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5323}}^1$

素因数の和:5407

約数の個数: 40

約数和(自身を含む): 71299008

約数和(自身を除く): 41064368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5323, 5680, 10646, 21292, 26615, 42584, 53230, 85168, 106460, 212920, 377933, 425840, 755866, 1511732, 1889665, 3023464, 3779330, 6046928, 7558660, 15117320, 30234640]

約数ペア:

[(1, 30234640), (2, 15117320), (4, 7558660), (5, 6046928), (8, 3779330), (10, 3023464), (16, 1889665), (20, 1511732), (40, 755866), (71, 425840), (80, 377933), (142, 212920), (284, 106460), (355, 85168), (568, 53230), (710, 42584), (1136, 26615), (1420, 21292), (2840, 10646), (5323, 5680)]