1796156720

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1\times {\mathrm{467}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 4228443648

約数和(自身を除く): 2432286928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 367, 467, 524, 655, 734, 934, 1048, 1310, 1468, 1835, 1868, 2096, 2335, 2620, 2936, 3670, 3736, 4670, 5240, 5872, 7340, 7472, 9340, 10480, 14680, 18680, 29360, 37360, 48077, 61177, 96154, 122354, 171389, 192308, 240385, 244708, 305885, 342778, 384616, 480770, 489416, 611770, 685556, 769232, 856945, 961540, 978832, 1223540, 1371112, 1713890, 1923080, 2447080, 2742224, 3427780, 3846160, 4894160, 6855560, 13711120, 22451959, 44903918, 89807836, 112259795, 179615672, 224519590, 359231344, 449039180, 898078360, 1796156720]

約数ペア:

[(1, 1796156720), (2, 898078360), (4, 449039180), (5, 359231344), (8, 224519590), (10, 179615672), (16, 112259795), (20, 89807836), (40, 44903918), (80, 22451959), (131, 13711120), (262, 6855560), (367, 4894160), (467, 3846160), (524, 3427780), (655, 2742224), (734, 2447080), (934, 1923080), (1048, 1713890), (1310, 1371112), (1468, 1223540), (1835, 978832), (1868, 961540), (2096, 856945), (2335, 769232), (2620, 685556), (2936, 611770), (3670, 489416), (3736, 480770), (4670, 384616), (5240, 342778), (5872, 305885), (7340, 244708), (7472, 240385), (9340, 192308), (10480, 171389), (14680, 122354), (18680, 96154), (29360, 61177), (37360, 48077)]