20177045140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{376297}}^1$

素因数の和:376696

約数の個数: 48

約数和(自身を含む): 48551473152

約数和(自身を除く): 28374428012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1532, 1915, 2681, 3830, 5362, 7660, 10724, 13405, 26810, 53620, 376297, 752594, 1505188, 1881485, 2634079, 3762970, 5268158, 7525940, 10536316, 13170395, 26340790, 52681580, 144121751, 288243502, 576487004, 720608755, 1008852257, 1441217510, 2017704514, 2882435020, 4035409028, 5044261285, 10088522570, 20177045140]

約数ペア:

[(1, 20177045140), (2, 10088522570), (4, 5044261285), (5, 4035409028), (7, 2882435020), (10, 2017704514), (14, 1441217510), (20, 1008852257), (28, 720608755), (35, 576487004), (70, 288243502), (140, 144121751), (383, 52681580), (766, 26340790), (1532, 13170395), (1915, 10536316), (2681, 7525940), (3830, 5268158), (5362, 3762970), (7660, 2634079), (10724, 1881485), (13405, 1505188), (26810, 752594), (53620, 376297)]