40884998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 81907200

約数和(自身を除く): 41022202

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 89, 133, 154, 157, 178, 209, 266, 314, 418, 623, 979, 1099, 1246, 1463, 1691, 1727, 1958, 2198, 2926, 2983, 3382, 3454, 5966, 6853, 11837, 12089, 13706, 13973, 18601, 20881, 23674, 24178, 27946, 32813, 37202, 41762, 65626, 97811, 130207, 153703, 195622, 229691, 260414, 265487, 307406, 459382, 530974, 1075921, 1858409, 2151842, 2920357, 3716818, 5840714, 20442499, 40884998]

約数ペア:

[(1, 40884998), (2, 20442499), (7, 5840714), (11, 3716818), (14, 2920357), (19, 2151842), (22, 1858409), (38, 1075921), (77, 530974), (89, 459382), (133, 307406), (154, 265487), (157, 260414), (178, 229691), (209, 195622), (266, 153703), (314, 130207), (418, 97811), (623, 65626), (979, 41762), (1099, 37202), (1246, 32813), (1463, 27946), (1691, 24178), (1727, 23674), (1958, 20881), (2198, 18601), (2926, 13973), (2983, 13706), (3382, 12089), (3454, 11837), (5966, 6853)]