20162963080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{237883}}^1$

素因数の和:238070

約数の個数: 64

約数和(自身を含む): 49156349760

約数和(自身を除く): 28993386680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1304, 1630, 2119, 3260, 4238, 6520, 8476, 10595, 16952, 21190, 42380, 84760, 237883, 475766, 951532, 1189415, 1903064, 2378830, 3092479, 4757660, 6184958, 9515320, 12369916, 15462395, 24739832, 30924790, 38774929, 61849580, 77549858, 123699160, 155099716, 193874645, 310199432, 387749290, 504074077, 775498580, 1008148154, 1550997160, 2016296308, 2520370385, 4032592616, 5040740770, 10081481540, 20162963080]

約数ペア:

[(1, 20162963080), (2, 10081481540), (4, 5040740770), (5, 4032592616), (8, 2520370385), (10, 2016296308), (13, 1550997160), (20, 1008148154), (26, 775498580), (40, 504074077), (52, 387749290), (65, 310199432), (104, 193874645), (130, 155099716), (163, 123699160), (260, 77549858), (326, 61849580), (520, 38774929), (652, 30924790), (815, 24739832), (1304, 15462395), (1630, 12369916), (2119, 9515320), (3260, 6184958), (4238, 4757660), (6520, 3092479), (8476, 2378830), (10595, 1903064), (16952, 1189415), (21190, 951532), (42380, 475766), (84760, 237883)]