40428724

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 83776000

約数和(自身を除く): 43347276

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 343, 373, 553, 686, 746, 1106, 1372, 1492, 2212, 2611, 3871, 5222, 7742, 10444, 15484, 18277, 27097, 29467, 36554, 54194, 58934, 73108, 108388, 117868, 127939, 206269, 255878, 412538, 511756, 825076, 1443883, 2887766, 5775532, 10107181, 20214362, 40428724]

約数ペア:

[(1, 40428724), (2, 20214362), (4, 10107181), (7, 5775532), (14, 2887766), (28, 1443883), (49, 825076), (79, 511756), (98, 412538), (158, 255878), (196, 206269), (316, 127939), (343, 117868), (373, 108388), (553, 73108), (686, 58934), (746, 54194), (1106, 36554), (1372, 29467), (1492, 27097), (2212, 18277), (2611, 15484), (3871, 10444), (5222, 7742)]