30279560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24419}}^1$

素因数の和:24461

約数の個数: 32

約数和(自身を含む): 70329600

約数和(自身を除く): 40050040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24419, 48838, 97676, 122095, 195352, 244190, 488380, 756989, 976760, 1513978, 3027956, 3784945, 6055912, 7569890, 15139780, 30279560]

約数ペア:

[(1, 30279560), (2, 15139780), (4, 7569890), (5, 6055912), (8, 3784945), (10, 3027956), (20, 1513978), (31, 976760), (40, 756989), (62, 488380), (124, 244190), (155, 195352), (248, 122095), (310, 97676), (620, 48838), (1240, 24419)]