42000140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 111089664

約数和(自身を除く): 69089524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 235, 260, 329, 364, 455, 470, 491, 611, 658, 910, 940, 982, 1222, 1316, 1645, 1820, 1964, 2444, 2455, 3055, 3290, 3437, 4277, 4910, 6110, 6383, 6580, 6874, 8554, 9820, 12220, 12766, 13748, 17108, 17185, 21385, 23077, 25532, 31915, 34370, 42770, 44681, 46154, 63830, 68740, 85540, 89362, 92308, 115385, 127660, 161539, 178724, 223405, 230770, 300001, 323078, 446810, 461540, 600002, 646156, 807695, 893620, 1200004, 1500005, 1615390, 2100007, 3000010, 3230780, 4200014, 6000020, 8400028, 10500035, 21000070, 42000140]

約数ペア:

[(1, 42000140), (2, 21000070), (4, 10500035), (5, 8400028), (7, 6000020), (10, 4200014), (13, 3230780), (14, 3000010), (20, 2100007), (26, 1615390), (28, 1500005), (35, 1200004), (47, 893620), (52, 807695), (65, 646156), (70, 600002), (91, 461540), (94, 446810), (130, 323078), (140, 300001), (182, 230770), (188, 223405), (235, 178724), (260, 161539), (329, 127660), (364, 115385), (455, 92308), (470, 89362), (491, 85540), (611, 68740), (658, 63830), (910, 46154), (940, 44681), (982, 42770), (1222, 34370), (1316, 31915), (1645, 25532), (1820, 23077), (1964, 21385), (2444, 17185), (2455, 17108), (3055, 13748), (3290, 12766), (3437, 12220), (4277, 9820), (4910, 8554), (6110, 6874), (6383, 6580)]