7945420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 20966400

約数和(自身を除く): 13020980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 103, 116, 133, 140, 145, 190, 203, 206, 266, 290, 380, 406, 412, 515, 532, 551, 580, 665, 721, 812, 1015, 1030, 1102, 1330, 1442, 1957, 2030, 2060, 2204, 2660, 2755, 2884, 2987, 3605, 3857, 3914, 4060, 5510, 5974, 7210, 7714, 7828, 9785, 11020, 11948, 13699, 14420, 14935, 15428, 19285, 19570, 20909, 27398, 29870, 38570, 39140, 41818, 54796, 56753, 59740, 68495, 77140, 83636, 104545, 113506, 136990, 209090, 227012, 273980, 283765, 397271, 418180, 567530, 794542, 1135060, 1589084, 1986355, 3972710, 7945420]

約数ペア:

[(1, 7945420), (2, 3972710), (4, 1986355), (5, 1589084), (7, 1135060), (10, 794542), (14, 567530), (19, 418180), (20, 397271), (28, 283765), (29, 273980), (35, 227012), (38, 209090), (58, 136990), (70, 113506), (76, 104545), (95, 83636), (103, 77140), (116, 68495), (133, 59740), (140, 56753), (145, 54796), (190, 41818), (203, 39140), (206, 38570), (266, 29870), (290, 27398), (380, 20909), (406, 19570), (412, 19285), (515, 15428), (532, 14935), (551, 14420), (580, 13699), (665, 11948), (721, 11020), (812, 9785), (1015, 7828), (1030, 7714), (1102, 7210), (1330, 5974), (1442, 5510), (1957, 4060), (2030, 3914), (2060, 3857), (2204, 3605), (2660, 2987), (2755, 2884)]