40400808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2381}}^1$

素因数の和:2498

約数の個数: 64

約数和(自身を含む): 116622720

約数和(自身を除く): 76221912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 101, 168, 202, 303, 404, 606, 707, 808, 1212, 1414, 2121, 2381, 2424, 2828, 4242, 4762, 5656, 7143, 8484, 9524, 14286, 16667, 16968, 19048, 28572, 33334, 50001, 57144, 66668, 100002, 133336, 200004, 240481, 400008, 480962, 721443, 961924, 1442886, 1683367, 1923848, 2885772, 3366734, 5050101, 5771544, 6733468, 10100202, 13466936, 20200404, 40400808]

約数ペア:

[(1, 40400808), (2, 20200404), (3, 13466936), (4, 10100202), (6, 6733468), (7, 5771544), (8, 5050101), (12, 3366734), (14, 2885772), (21, 1923848), (24, 1683367), (28, 1442886), (42, 961924), (56, 721443), (84, 480962), (101, 400008), (168, 240481), (202, 200004), (303, 133336), (404, 100002), (606, 66668), (707, 57144), (808, 50001), (1212, 33334), (1414, 28572), (2121, 19048), (2381, 16968), (2424, 16667), (2828, 14286), (4242, 9524), (4762, 8484), (5656, 7143)]