40387886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15427}}^1$

素因数の和:15464

約数の個数: 32

約数和(自身を含む): 79978752

約数和(自身を除く): 39590866

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 15427, 30854, 107989, 169697, 215978, 262259, 339394, 524518, 1187879, 1835813, 2375758, 2884849, 3671626, 5769698, 20193943, 40387886]

約数ペア:

[(1, 40387886), (2, 20193943), (7, 5769698), (11, 3671626), (14, 2884849), (17, 2375758), (22, 1835813), (34, 1187879), (77, 524518), (119, 339394), (154, 262259), (187, 215978), (238, 169697), (374, 107989), (1309, 30854), (2618, 15427)]