12640180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 33094656

約数和(自身を除く): 20454476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 113, 119, 140, 170, 188, 226, 235, 238, 329, 340, 452, 470, 476, 565, 595, 658, 791, 799, 940, 1130, 1190, 1316, 1582, 1598, 1645, 1921, 2260, 2380, 3164, 3196, 3290, 3842, 3955, 3995, 5311, 5593, 6580, 7684, 7910, 7990, 9605, 10622, 11186, 13447, 15820, 15980, 19210, 21244, 22372, 26555, 26894, 27965, 37177, 38420, 53110, 53788, 55930, 67235, 74354, 90287, 106220, 111860, 134470, 148708, 180574, 185885, 268940, 361148, 371770, 451435, 632009, 743540, 902870, 1264018, 1805740, 2528036, 3160045, 6320090, 12640180]

約数ペア:

[(1, 12640180), (2, 6320090), (4, 3160045), (5, 2528036), (7, 1805740), (10, 1264018), (14, 902870), (17, 743540), (20, 632009), (28, 451435), (34, 371770), (35, 361148), (47, 268940), (68, 185885), (70, 180574), (85, 148708), (94, 134470), (113, 111860), (119, 106220), (140, 90287), (170, 74354), (188, 67235), (226, 55930), (235, 53788), (238, 53110), (329, 38420), (340, 37177), (452, 27965), (470, 26894), (476, 26555), (565, 22372), (595, 21244), (658, 19210), (791, 15980), (799, 15820), (940, 13447), (1130, 11186), (1190, 10622), (1316, 9605), (1582, 7990), (1598, 7910), (1645, 7684), (1921, 6580), (2260, 5593), (2380, 5311), (3164, 3995), (3196, 3955), (3290, 3842)]