15707987240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{870731}}^1$

素因数の和:870794

約数の個数: 64

約数和(自身を含む): 39496403520

約数和(自身を除く): 23788416280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 870731, 1741462, 3482924, 4353655, 6965848, 8707310, 9578041, 17414620, 19156082, 34829240, 35699971, 38312164, 47890205, 71399942, 76624328, 95780410, 142799884, 178499855, 191560820, 285599768, 356999710, 383121640, 392699681, 713999420, 785399362, 1427998840, 1570798724, 1963498405, 3141597448, 3926996810, 7853993620, 15707987240]

約数ペア:

[(1, 15707987240), (2, 7853993620), (4, 3926996810), (5, 3141597448), (8, 1963498405), (10, 1570798724), (11, 1427998840), (20, 785399362), (22, 713999420), (40, 392699681), (41, 383121640), (44, 356999710), (55, 285599768), (82, 191560820), (88, 178499855), (110, 142799884), (164, 95780410), (205, 76624328), (220, 71399942), (328, 47890205), (410, 38312164), (440, 35699971), (451, 34829240), (820, 19156082), (902, 17414620), (1640, 9578041), (1804, 8707310), (2255, 6965848), (3608, 4353655), (4510, 3482924), (9020, 1741462), (18040, 870731)]