20238420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 61246080

約数和(自身を除く): 41007660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 76, 82, 95, 114, 123, 164, 190, 205, 228, 246, 285, 380, 410, 433, 492, 570, 615, 779, 820, 866, 1140, 1230, 1299, 1558, 1732, 2165, 2337, 2460, 2598, 3116, 3895, 4330, 4674, 5196, 6495, 7790, 8227, 8660, 9348, 11685, 12990, 15580, 16454, 17753, 23370, 24681, 25980, 32908, 35506, 41135, 46740, 49362, 53259, 71012, 82270, 88765, 98724, 106518, 123405, 164540, 177530, 213036, 246810, 266295, 337307, 355060, 493620, 532590, 674614, 1011921, 1065180, 1349228, 1686535, 2023842, 3373070, 4047684, 5059605, 6746140, 10119210, 20238420]

約数ペア:

[(1, 20238420), (2, 10119210), (3, 6746140), (4, 5059605), (5, 4047684), (6, 3373070), (10, 2023842), (12, 1686535), (15, 1349228), (19, 1065180), (20, 1011921), (30, 674614), (38, 532590), (41, 493620), (57, 355060), (60, 337307), (76, 266295), (82, 246810), (95, 213036), (114, 177530), (123, 164540), (164, 123405), (190, 106518), (205, 98724), (228, 88765), (246, 82270), (285, 71012), (380, 53259), (410, 49362), (433, 46740), (492, 41135), (570, 35506), (615, 32908), (779, 25980), (820, 24681), (866, 23370), (1140, 17753), (1230, 16454), (1299, 15580), (1558, 12990), (1732, 11685), (2165, 9348), (2337, 8660), (2460, 8227), (2598, 7790), (3116, 6495), (3895, 5196), (4330, 4674)]