875140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 2298240

約数和(自身を除く): 1423100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 49, 70, 76, 94, 95, 98, 133, 140, 188, 190, 196, 235, 245, 266, 329, 380, 470, 490, 532, 658, 665, 893, 931, 940, 980, 1316, 1330, 1645, 1786, 1862, 2303, 2660, 3290, 3572, 3724, 4465, 4606, 4655, 6251, 6580, 8930, 9212, 9310, 11515, 12502, 17860, 18620, 23030, 25004, 31255, 43757, 46060, 62510, 87514, 125020, 175028, 218785, 437570, 875140]

約数ペア:

[(1, 875140), (2, 437570), (4, 218785), (5, 175028), (7, 125020), (10, 87514), (14, 62510), (19, 46060), (20, 43757), (28, 31255), (35, 25004), (38, 23030), (47, 18620), (49, 17860), (70, 12502), (76, 11515), (94, 9310), (95, 9212), (98, 8930), (133, 6580), (140, 6251), (188, 4655), (190, 4606), (196, 4465), (235, 3724), (245, 3572), (266, 3290), (329, 2660), (380, 2303), (470, 1862), (490, 1786), (532, 1645), (658, 1330), (665, 1316), (893, 980), (931, 940)]