30802840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24841}}^1$

素因数の和:24883

約数の個数: 32

約数和(自身を含む): 71544960

約数和(自身を除く): 40742120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24841, 49682, 99364, 124205, 198728, 248410, 496820, 770071, 993640, 1540142, 3080284, 3850355, 6160568, 7700710, 15401420, 30802840]

約数ペア:

[(1, 30802840), (2, 15401420), (4, 7700710), (5, 6160568), (8, 3850355), (10, 3080284), (20, 1540142), (31, 993640), (40, 770071), (62, 496820), (124, 248410), (155, 198728), (248, 124205), (310, 99364), (620, 49682), (1240, 24841)]