10520680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 25344000

約数和(自身を除く): 14823320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 127, 152, 190, 218, 254, 380, 436, 508, 545, 635, 760, 872, 1016, 1090, 1270, 2071, 2180, 2413, 2540, 4142, 4360, 4826, 5080, 8284, 9652, 10355, 12065, 13843, 16568, 19304, 20710, 24130, 27686, 41420, 48260, 55372, 69215, 82840, 96520, 110744, 138430, 263017, 276860, 526034, 553720, 1052068, 1315085, 2104136, 2630170, 5260340, 10520680]

約数ペア:

[(1, 10520680), (2, 5260340), (4, 2630170), (5, 2104136), (8, 1315085), (10, 1052068), (19, 553720), (20, 526034), (38, 276860), (40, 263017), (76, 138430), (95, 110744), (109, 96520), (127, 82840), (152, 69215), (190, 55372), (218, 48260), (254, 41420), (380, 27686), (436, 24130), (508, 20710), (545, 19304), (635, 16568), (760, 13843), (872, 12065), (1016, 10355), (1090, 9652), (1270, 8284), (2071, 5080), (2180, 4826), (2413, 4360), (2540, 4142)]