30908860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49853}}^1$

素因数の和:49893

約数の個数: 24

約数和(自身を含む): 67003776

約数和(自身を除く): 36094916

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 49853, 99706, 199412, 249265, 498530, 997060, 1545443, 3090886, 6181772, 7727215, 15454430, 30908860]

約数ペア:

[(1, 30908860), (2, 15454430), (4, 7727215), (5, 6181772), (10, 3090886), (20, 1545443), (31, 997060), (62, 498530), (124, 249265), (155, 199412), (310, 99706), (620, 49853)]