21836688440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5393}}^1\times {\mathrm{14461}}^1$

素因数の和:19872

約数の個数: 64

約数和(自身を含む): 56165780160

約数和(自身を除く): 34329091720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5393, 10786, 14461, 21572, 26965, 28922, 37751, 43144, 53930, 57844, 72305, 75502, 101227, 107860, 115688, 144610, 151004, 188755, 202454, 215720, 289220, 302008, 377510, 404908, 506135, 578440, 755020, 809816, 1012270, 1510040, 2024540, 4049080, 77988173, 155976346, 311952692, 389940865, 545917211, 623905384, 779881730, 1091834422, 1559763460, 2183668844, 2729586055, 3119526920, 4367337688, 5459172110, 10918344220, 21836688440]

約数ペア:

[(1, 21836688440), (2, 10918344220), (4, 5459172110), (5, 4367337688), (7, 3119526920), (8, 2729586055), (10, 2183668844), (14, 1559763460), (20, 1091834422), (28, 779881730), (35, 623905384), (40, 545917211), (56, 389940865), (70, 311952692), (140, 155976346), (280, 77988173), (5393, 4049080), (10786, 2024540), (14461, 1510040), (21572, 1012270), (26965, 809816), (28922, 755020), (37751, 578440), (43144, 506135), (53930, 404908), (57844, 377510), (72305, 302008), (75502, 289220), (101227, 215720), (107860, 202454), (115688, 188755), (144610, 151004)]