20169210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 30633990

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 97, 145, 174, 194, 239, 290, 291, 435, 478, 485, 582, 717, 870, 970, 1195, 1434, 1455, 2390, 2813, 2910, 3585, 5626, 6931, 7170, 8439, 13862, 14065, 16878, 20793, 23183, 28130, 34655, 41586, 42195, 46366, 69310, 69549, 84390, 103965, 115915, 139098, 207930, 231830, 347745, 672307, 695490, 1344614, 2016921, 3361535, 4033842, 6723070, 10084605, 20169210]

約数ペア:

[(1, 20169210), (2, 10084605), (3, 6723070), (5, 4033842), (6, 3361535), (10, 2016921), (15, 1344614), (29, 695490), (30, 672307), (58, 347745), (87, 231830), (97, 207930), (145, 139098), (174, 115915), (194, 103965), (239, 84390), (290, 69549), (291, 69310), (435, 46366), (478, 42195), (485, 41586), (582, 34655), (717, 28130), (870, 23183), (970, 20793), (1195, 16878), (1434, 14065), (1455, 13862), (2390, 8439), (2813, 7170), (2910, 6931), (3585, 5626)]