23388140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 27415060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 139, 179, 188, 235, 278, 358, 470, 556, 695, 716, 895, 940, 1390, 1790, 2780, 3580, 6533, 8413, 13066, 16826, 24881, 26132, 32665, 33652, 42065, 49762, 65330, 84130, 99524, 124405, 130660, 168260, 248810, 497620, 1169407, 2338814, 4677628, 5847035, 11694070, 23388140]

約数ペア:

[(1, 23388140), (2, 11694070), (4, 5847035), (5, 4677628), (10, 2338814), (20, 1169407), (47, 497620), (94, 248810), (139, 168260), (179, 130660), (188, 124405), (235, 99524), (278, 84130), (358, 65330), (470, 49762), (556, 42065), (695, 33652), (716, 32665), (895, 26132), (940, 24881), (1390, 16826), (1790, 13066), (2780, 8413), (3580, 6533)]