9784840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 24514560

約数和(自身を除く): 14729720

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, 607, 620, 806, 1214, 1240, 1612, 2015, 2428, 3035, 3224, 4030, 4856, 6070, 7891, 8060, 12140, 15782, 16120, 18817, 24280, 31564, 37634, 39455, 63128, 75268, 78910, 94085, 150536, 157820, 188170, 244621, 315640, 376340, 489242, 752680, 978484, 1223105, 1956968, 2446210, 4892420, 9784840]

約数ペア:

[(1, 9784840), (2, 4892420), (4, 2446210), (5, 1956968), (8, 1223105), (10, 978484), (13, 752680), (20, 489242), (26, 376340), (31, 315640), (40, 244621), (52, 188170), (62, 157820), (65, 150536), (104, 94085), (124, 78910), (130, 75268), (155, 63128), (248, 39455), (260, 37634), (310, 31564), (403, 24280), (520, 18817), (607, 16120), (620, 15782), (806, 12140), (1214, 8060), (1240, 7891), (1612, 6070), (2015, 4856), (2428, 4030), (3035, 3224)]