2123440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 5713920

約数和(自身を除く): 3590480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 127, 152, 176, 190, 209, 220, 254, 304, 380, 418, 440, 508, 635, 760, 836, 880, 1016, 1045, 1270, 1397, 1520, 1672, 2032, 2090, 2413, 2540, 2794, 3344, 4180, 4826, 5080, 5588, 6985, 8360, 9652, 10160, 11176, 12065, 13970, 16720, 19304, 22352, 24130, 26543, 27940, 38608, 48260, 53086, 55880, 96520, 106172, 111760, 132715, 193040, 212344, 265430, 424688, 530860, 1061720, 2123440]

約数ペア:

[(1, 2123440), (2, 1061720), (4, 530860), (5, 424688), (8, 265430), (10, 212344), (11, 193040), (16, 132715), (19, 111760), (20, 106172), (22, 96520), (38, 55880), (40, 53086), (44, 48260), (55, 38608), (76, 27940), (80, 26543), (88, 24130), (95, 22352), (110, 19304), (127, 16720), (152, 13970), (176, 12065), (190, 11176), (209, 10160), (220, 9652), (254, 8360), (304, 6985), (380, 5588), (418, 5080), (440, 4826), (508, 4180), (635, 3344), (760, 2794), (836, 2540), (880, 2413), (1016, 2090), (1045, 2032), (1270, 1672), (1397, 1520)]