20207670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2347}}^1$

素因数の和:2405

約数の個数: 64

約数和(自身を含む): 56802816

約数和(自身を除く): 36595146

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2347, 2870, 4305, 4694, 7041, 8610, 11735, 14082, 16429, 23470, 32858, 35205, 49287, 70410, 82145, 96227, 98574, 164290, 192454, 246435, 288681, 481135, 492870, 577362, 673589, 962270, 1347178, 1443405, 2020767, 2886810, 3367945, 4041534, 6735890, 10103835, 20207670]

約数ペア:

[(1, 20207670), (2, 10103835), (3, 6735890), (5, 4041534), (6, 3367945), (7, 2886810), (10, 2020767), (14, 1443405), (15, 1347178), (21, 962270), (30, 673589), (35, 577362), (41, 492870), (42, 481135), (70, 288681), (82, 246435), (105, 192454), (123, 164290), (205, 98574), (210, 96227), (246, 82145), (287, 70410), (410, 49287), (574, 35205), (615, 32858), (861, 23470), (1230, 16429), (1435, 14082), (1722, 11735), (2347, 8610), (2870, 7041), (4305, 4694)]