84865620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{202061}}^1$

素因数の和:202080

約数の個数: 48

約数和(自身を含む): 271571328

約数和(自身を除く): 186705708

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, 202061, 404122, 606183, 808244, 1010305, 1212366, 1414427, 2020610, 2424732, 2828854, 3030915, 4041220, 4243281, 5657708, 6061830, 7072135, 8486562, 12123660, 14144270, 16973124, 21216405, 28288540, 42432810, 84865620]

約数ペア:

[(1, 84865620), (2, 42432810), (3, 28288540), (4, 21216405), (5, 16973124), (6, 14144270), (7, 12123660), (10, 8486562), (12, 7072135), (14, 6061830), (15, 5657708), (20, 4243281), (21, 4041220), (28, 3030915), (30, 2828854), (35, 2424732), (42, 2020610), (60, 1414427), (70, 1212366), (84, 1010305), (105, 808244), (140, 606183), (210, 404122), (420, 202061)]