8418520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 22219920

約数和(自身を除く): 13801400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 53, 55, 76, 88, 95, 106, 110, 152, 190, 209, 212, 220, 265, 361, 380, 418, 424, 440, 530, 583, 722, 760, 836, 1007, 1045, 1060, 1166, 1444, 1672, 1805, 2014, 2090, 2120, 2332, 2888, 2915, 3610, 3971, 4028, 4180, 4664, 5035, 5830, 7220, 7942, 8056, 8360, 10070, 11077, 11660, 14440, 15884, 19133, 19855, 20140, 22154, 23320, 31768, 38266, 39710, 40280, 44308, 55385, 76532, 79420, 88616, 95665, 110770, 153064, 158840, 191330, 210463, 221540, 382660, 420926, 443080, 765320, 841852, 1052315, 1683704, 2104630, 4209260, 8418520]

約数ペア:

[(1, 8418520), (2, 4209260), (4, 2104630), (5, 1683704), (8, 1052315), (10, 841852), (11, 765320), (19, 443080), (20, 420926), (22, 382660), (38, 221540), (40, 210463), (44, 191330), (53, 158840), (55, 153064), (76, 110770), (88, 95665), (95, 88616), (106, 79420), (110, 76532), (152, 55385), (190, 44308), (209, 40280), (212, 39710), (220, 38266), (265, 31768), (361, 23320), (380, 22154), (418, 20140), (424, 19855), (440, 19133), (530, 15884), (583, 14440), (722, 11660), (760, 11077), (836, 10070), (1007, 8360), (1045, 8056), (1060, 7942), (1166, 7220), (1444, 5830), (1672, 5035), (1805, 4664), (2014, 4180), (2090, 4028), (2120, 3971), (2332, 3610), (2888, 2915)]