22072760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 52224480

約数和(自身を除く): 30151720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 313, 328, 344, 410, 430, 626, 820, 860, 1252, 1565, 1640, 1720, 1763, 2504, 3130, 3526, 6260, 7052, 8815, 12520, 12833, 13459, 14104, 17630, 25666, 26918, 35260, 51332, 53836, 64165, 67295, 70520, 102664, 107672, 128330, 134590, 256660, 269180, 513320, 538360, 551819, 1103638, 2207276, 2759095, 4414552, 5518190, 11036380, 22072760]

約数ペア:

[(1, 22072760), (2, 11036380), (4, 5518190), (5, 4414552), (8, 2759095), (10, 2207276), (20, 1103638), (40, 551819), (41, 538360), (43, 513320), (82, 269180), (86, 256660), (164, 134590), (172, 128330), (205, 107672), (215, 102664), (313, 70520), (328, 67295), (344, 64165), (410, 53836), (430, 51332), (626, 35260), (820, 26918), (860, 25666), (1252, 17630), (1565, 14104), (1640, 13459), (1720, 12833), (1763, 12520), (2504, 8815), (3130, 7052), (3526, 6260)]