13307079220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21463031}}^1$

素因数の和:21463071

約数の個数: 24

約数和(自身を含む): 28846315008

約数和(自身を除く): 15539235788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21463031, 42926062, 85852124, 107315155, 214630310, 429260620, 665353961, 1330707922, 2661415844, 3326769805, 6653539610, 13307079220]

約数ペア:

[(1, 13307079220), (2, 6653539610), (4, 3326769805), (5, 2661415844), (10, 1330707922), (20, 665353961), (31, 429260620), (62, 214630310), (124, 107315155), (155, 85852124), (310, 42926062), (620, 21463031)]