20565787620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48966161}}^1$

素因数の和:48966180

約数の個数: 48

約数和(自身を含む): 65810521728

約数和(自身を除く): 45244734108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48966161, 97932322, 146898483, 195864644, 244830805, 293796966, 342763127, 489661610, 587593932, 685526254, 734492415, 979323220, 1028289381, 1371052508, 1468984830, 1713815635, 2056578762, 2937969660, 3427631270, 4113157524, 5141446905, 6855262540, 10282893810, 20565787620]

約数ペア:

[(1, 20565787620), (2, 10282893810), (3, 6855262540), (4, 5141446905), (5, 4113157524), (6, 3427631270), (7, 2937969660), (10, 2056578762), (12, 1713815635), (14, 1468984830), (15, 1371052508), (20, 1028289381), (21, 979323220), (28, 734492415), (30, 685526254), (35, 587593932), (42, 489661610), (60, 342763127), (70, 293796966), (84, 244830805), (105, 195864644), (140, 146898483), (210, 97932322), (420, 48966161)]