23813020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^2$

素因数の和:128

約数の個数: 108

約数和(自身を含む): 64839096

約数和(自身を除く): 41026076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 70, 77, 94, 98, 110, 140, 154, 188, 196, 220, 235, 245, 308, 329, 385, 470, 490, 517, 539, 658, 770, 940, 980, 1034, 1078, 1316, 1540, 1645, 2068, 2156, 2209, 2303, 2585, 2695, 3290, 3619, 4418, 4606, 5170, 5390, 6580, 7238, 8836, 9212, 10340, 10780, 11045, 11515, 14476, 15463, 18095, 22090, 23030, 24299, 25333, 30926, 36190, 44180, 46060, 48598, 50666, 61852, 72380, 77315, 97196, 101332, 108241, 121495, 126665, 154630, 170093, 216482, 242990, 253330, 309260, 340186, 432964, 485980, 506660, 541205, 680372, 850465, 1082410, 1190651, 1700930, 2164820, 2381302, 3401860, 4762604, 5953255, 11906510, 23813020]

約数ペア:

[(1, 23813020), (2, 11906510), (4, 5953255), (5, 4762604), (7, 3401860), (10, 2381302), (11, 2164820), (14, 1700930), (20, 1190651), (22, 1082410), (28, 850465), (35, 680372), (44, 541205), (47, 506660), (49, 485980), (55, 432964), (70, 340186), (77, 309260), (94, 253330), (98, 242990), (110, 216482), (140, 170093), (154, 154630), (188, 126665), (196, 121495), (220, 108241), (235, 101332), (245, 97196), (308, 77315), (329, 72380), (385, 61852), (470, 50666), (490, 48598), (517, 46060), (539, 44180), (658, 36190), (770, 30926), (940, 25333), (980, 24299), (1034, 23030), (1078, 22090), (1316, 18095), (1540, 15463), (1645, 14476), (2068, 11515), (2156, 11045), (2209, 10780), (2303, 10340), (2585, 9212), (2695, 8836), (3290, 7238), (3619, 6580), (4418, 5390), (4606, 5170)]