15358420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9973}}^1$

素因数の和:10000

約数の個数: 48

約数和(自身を含む): 40215168

約数和(自身を除く): 24856748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 9973, 19946, 39892, 49865, 69811, 99730, 109703, 139622, 199460, 219406, 279244, 349055, 438812, 548515, 698110, 767921, 1097030, 1396220, 1535842, 2194060, 3071684, 3839605, 7679210, 15358420]

約数ペア:

[(1, 15358420), (2, 7679210), (4, 3839605), (5, 3071684), (7, 2194060), (10, 1535842), (11, 1396220), (14, 1097030), (20, 767921), (22, 698110), (28, 548515), (35, 438812), (44, 349055), (55, 279244), (70, 219406), (77, 199460), (110, 139622), (140, 109703), (154, 99730), (220, 69811), (308, 49865), (385, 39892), (770, 19946), (1540, 9973)]