2100080920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{19583}}^1$

素因数の和:19984

約数の個数: 64

約数和(自身を含む): 5414584320

約数和(自身を除く): 3314503400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 383, 766, 1532, 1915, 2681, 3064, 3830, 5362, 7660, 10724, 13405, 15320, 19583, 21448, 26810, 39166, 53620, 78332, 97915, 107240, 137081, 156664, 195830, 274162, 391660, 548324, 685405, 783320, 1096648, 1370810, 2741620, 5483240, 7500289, 15000578, 30001156, 37501445, 52502023, 60002312, 75002890, 105004046, 150005780, 210008092, 262510115, 300011560, 420016184, 525020230, 1050040460, 2100080920]

約数ペア:

[(1, 2100080920), (2, 1050040460), (4, 525020230), (5, 420016184), (7, 300011560), (8, 262510115), (10, 210008092), (14, 150005780), (20, 105004046), (28, 75002890), (35, 60002312), (40, 52502023), (56, 37501445), (70, 30001156), (140, 15000578), (280, 7500289), (383, 5483240), (766, 2741620), (1532, 1370810), (1915, 1096648), (2681, 783320), (3064, 685405), (3830, 548324), (5362, 391660), (7660, 274162), (10724, 195830), (13405, 156664), (15320, 137081), (19583, 107240), (21448, 97915), (26810, 78332), (39166, 53620)]