28364340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 56307660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 179, 190, 228, 278, 285, 358, 380, 417, 537, 556, 570, 695, 716, 834, 895, 1074, 1140, 1390, 1668, 1790, 2085, 2148, 2641, 2685, 2780, 3401, 3580, 4170, 5282, 5370, 6802, 7923, 8340, 10203, 10564, 10740, 13205, 13604, 15846, 17005, 20406, 24881, 26410, 31692, 34010, 39615, 40812, 49762, 51015, 52820, 68020, 74643, 79230, 99524, 102030, 124405, 149286, 158460, 204060, 248810, 298572, 373215, 472739, 497620, 746430, 945478, 1418217, 1492860, 1890956, 2363695, 2836434, 4727390, 5672868, 7091085, 9454780, 14182170, 28364340]

約数ペア:

[(1, 28364340), (2, 14182170), (3, 9454780), (4, 7091085), (5, 5672868), (6, 4727390), (10, 2836434), (12, 2363695), (15, 1890956), (19, 1492860), (20, 1418217), (30, 945478), (38, 746430), (57, 497620), (60, 472739), (76, 373215), (95, 298572), (114, 248810), (139, 204060), (179, 158460), (190, 149286), (228, 124405), (278, 102030), (285, 99524), (358, 79230), (380, 74643), (417, 68020), (537, 52820), (556, 51015), (570, 49762), (695, 40812), (716, 39615), (834, 34010), (895, 31692), (1074, 26410), (1140, 24881), (1390, 20406), (1668, 17005), (1790, 15846), (2085, 13604), (2148, 13205), (2641, 10740), (2685, 10564), (2780, 10203), (3401, 8340), (3580, 7923), (4170, 6802), (5282, 5370)]