13911560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 20924920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 863, 1240, 1612, 1726, 2015, 3224, 3452, 4030, 4315, 6904, 8060, 8630, 11219, 16120, 17260, 22438, 26753, 34520, 44876, 53506, 56095, 89752, 107012, 112190, 133765, 214024, 224380, 267530, 347789, 448760, 535060, 695578, 1070120, 1391156, 1738945, 2782312, 3477890, 6955780, 13911560]

約数ペア:

[(1, 13911560), (2, 6955780), (4, 3477890), (5, 2782312), (8, 1738945), (10, 1391156), (13, 1070120), (20, 695578), (26, 535060), (31, 448760), (40, 347789), (52, 267530), (62, 224380), (65, 214024), (104, 133765), (124, 112190), (130, 107012), (155, 89752), (248, 56095), (260, 53506), (310, 44876), (403, 34520), (520, 26753), (620, 22438), (806, 17260), (863, 16120), (1240, 11219), (1612, 8630), (1726, 8060), (2015, 6904), (3224, 4315), (3452, 4030)]