30302920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5783}}^1$

素因数の和:5925

約数の個数: 32

約数和(自身を含む): 68713920

約数和(自身を除く): 38411000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 5783, 11566, 23132, 28915, 46264, 57830, 115660, 231320, 757573, 1515146, 3030292, 3787865, 6060584, 7575730, 15151460, 30302920]

約数ペア:

[(1, 30302920), (2, 15151460), (4, 7575730), (5, 6060584), (8, 3787865), (10, 3030292), (20, 1515146), (40, 757573), (131, 231320), (262, 115660), (524, 57830), (655, 46264), (1048, 28915), (1310, 23132), (2620, 11566), (5240, 5783)]