40709788

素因数分解:

$2^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1154

約数の個数: 36

約数和(自身を含む): 83327160

約数和(自身を除く): 42617372

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 229, 458, 907, 916, 1603, 1814, 3206, 3628, 6349, 6412, 11221, 12698, 22442, 25396, 44443, 44884, 88886, 177772, 207703, 415406, 830812, 1453921, 2907842, 5815684, 10177447, 20354894, 40709788]

約数ペア:

[(1, 40709788), (2, 20354894), (4, 10177447), (7, 5815684), (14, 2907842), (28, 1453921), (49, 830812), (98, 415406), (196, 207703), (229, 177772), (458, 88886), (907, 44884), (916, 44443), (1603, 25396), (1814, 22442), (3206, 12698), (3628, 11221), (6349, 6412)]