39404820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1070

約数の個数: 144

約数和(自身を含む): 138354048

約数和(自身を除く): 98949228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1031, 1092, 1274, 1365, 1470, 1820, 1911, 2062, 2548, 2730, 2940, 3093, 3185, 3822, 4124, 5155, 5460, 6186, 6370, 7217, 7644, 9555, 10310, 12372, 12740, 13403, 14434, 15465, 19110, 20620, 21651, 26806, 28868, 30930, 36085, 38220, 40209, 43302, 50519, 53612, 61860, 67015, 72170, 80418, 86604, 93821, 101038, 108255, 134030, 144340, 151557, 160836, 187642, 201045, 202076, 216510, 252595, 268060, 281463, 303114, 375284, 402090, 433020, 469105, 505190, 562926, 606228, 656747, 757785, 804180, 938210, 1010380, 1125852, 1313494, 1407315, 1515570, 1876420, 1970241, 2626988, 2814630, 3031140, 3283735, 3940482, 5629260, 6567470, 7880964, 9851205, 13134940, 19702410, 39404820]

約数ペア:

[(1, 39404820), (2, 19702410), (3, 13134940), (4, 9851205), (5, 7880964), (6, 6567470), (7, 5629260), (10, 3940482), (12, 3283735), (13, 3031140), (14, 2814630), (15, 2626988), (20, 1970241), (21, 1876420), (26, 1515570), (28, 1407315), (30, 1313494), (35, 1125852), (39, 1010380), (42, 938210), (49, 804180), (52, 757785), (60, 656747), (65, 606228), (70, 562926), (78, 505190), (84, 469105), (91, 433020), (98, 402090), (105, 375284), (130, 303114), (140, 281463), (147, 268060), (156, 252595), (182, 216510), (195, 202076), (196, 201045), (210, 187642), (245, 160836), (260, 151557), (273, 144340), (294, 134030), (364, 108255), (390, 101038), (420, 93821), (455, 86604), (490, 80418), (546, 72170), (588, 67015), (637, 61860), (735, 53612), (780, 50519), (910, 43302), (980, 40209), (1031, 38220), (1092, 36085), (1274, 30930), (1365, 28868), (1470, 26806), (1820, 21651), (1911, 20620), (2062, 19110), (2548, 15465), (2730, 14434), (2940, 13403), (3093, 12740), (3185, 12372), (3822, 10310), (4124, 9555), (5155, 7644), (5460, 7217), (6186, 6370)]