23101640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 56162160

約数和(自身を除く): 33060520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 641, 680, 901, 1060, 1282, 1802, 2120, 2564, 3205, 3604, 4505, 5128, 6410, 7208, 9010, 10897, 12820, 18020, 21794, 25640, 33973, 36040, 43588, 54485, 67946, 87176, 108970, 135892, 169865, 217940, 271784, 339730, 435880, 577541, 679460, 1155082, 1358920, 2310164, 2887705, 4620328, 5775410, 11550820, 23101640]

約数ペア:

[(1, 23101640), (2, 11550820), (4, 5775410), (5, 4620328), (8, 2887705), (10, 2310164), (17, 1358920), (20, 1155082), (34, 679460), (40, 577541), (53, 435880), (68, 339730), (85, 271784), (106, 217940), (136, 169865), (170, 135892), (212, 108970), (265, 87176), (340, 67946), (424, 54485), (530, 43588), (641, 36040), (680, 33973), (901, 25640), (1060, 21794), (1282, 18020), (1802, 12820), (2120, 10897), (2564, 9010), (3205, 7208), (3604, 6410), (4505, 5128)]