40724656

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 97118784

約数和(自身を除く): 56394128

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 73, 112, 119, 136, 146, 238, 272, 292, 293, 476, 511, 584, 586, 952, 1022, 1168, 1172, 1241, 1904, 2044, 2051, 2344, 2482, 4088, 4102, 4688, 4964, 4981, 8176, 8204, 8687, 9928, 9962, 16408, 17374, 19856, 19924, 21389, 32816, 34748, 34867, 39848, 42778, 69496, 69734, 79696, 85556, 138992, 139468, 149723, 171112, 278936, 299446, 342224, 363613, 557872, 598892, 727226, 1197784, 1454452, 2395568, 2545291, 2908904, 5090582, 5817808, 10181164, 20362328, 40724656]

約数ペア:

[(1, 40724656), (2, 20362328), (4, 10181164), (7, 5817808), (8, 5090582), (14, 2908904), (16, 2545291), (17, 2395568), (28, 1454452), (34, 1197784), (56, 727226), (68, 598892), (73, 557872), (112, 363613), (119, 342224), (136, 299446), (146, 278936), (238, 171112), (272, 149723), (292, 139468), (293, 138992), (476, 85556), (511, 79696), (584, 69734), (586, 69496), (952, 42778), (1022, 39848), (1168, 34867), (1172, 34748), (1241, 32816), (1904, 21389), (2044, 19924), (2051, 19856), (2344, 17374), (2482, 16408), (4088, 9962), (4102, 9928), (4688, 8687), (4964, 8204), (4981, 8176)]