40724816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 91065600

約数和(自身を除く): 50340784

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 79, 88, 101, 116, 158, 176, 202, 232, 316, 319, 404, 464, 632, 638, 808, 869, 1111, 1264, 1276, 1616, 1738, 2222, 2291, 2552, 2929, 3476, 4444, 4582, 5104, 5858, 6952, 7979, 8888, 9164, 11716, 13904, 15958, 17776, 18328, 23432, 25201, 31916, 32219, 36656, 46864, 50402, 63832, 64438, 87769, 100804, 127664, 128876, 175538, 201608, 231391, 257752, 351076, 403216, 462782, 515504, 702152, 925564, 1404304, 1851128, 2545301, 3702256, 5090602, 10181204, 20362408, 40724816]

約数ペア:

[(1, 40724816), (2, 20362408), (4, 10181204), (8, 5090602), (11, 3702256), (16, 2545301), (22, 1851128), (29, 1404304), (44, 925564), (58, 702152), (79, 515504), (88, 462782), (101, 403216), (116, 351076), (158, 257752), (176, 231391), (202, 201608), (232, 175538), (316, 128876), (319, 127664), (404, 100804), (464, 87769), (632, 64438), (638, 63832), (808, 50402), (869, 46864), (1111, 36656), (1264, 32219), (1276, 31916), (1616, 25201), (1738, 23432), (2222, 18328), (2291, 17776), (2552, 15958), (2929, 13904), (3476, 11716), (4444, 9164), (4582, 8888), (5104, 7979), (5858, 6952)]