7808240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 20891520

約数和(自身を除く): 13083280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 467, 760, 836, 880, 934, 1045, 1520, 1672, 1868, 2090, 2335, 3344, 3736, 4180, 4670, 5137, 7472, 8360, 8873, 9340, 10274, 16720, 17746, 18680, 20548, 25685, 35492, 37360, 41096, 44365, 51370, 70984, 82192, 88730, 97603, 102740, 141968, 177460, 195206, 205480, 354920, 390412, 410960, 488015, 709840, 780824, 976030, 1561648, 1952060, 3904120, 7808240]

約数ペア:

[(1, 7808240), (2, 3904120), (4, 1952060), (5, 1561648), (8, 976030), (10, 780824), (11, 709840), (16, 488015), (19, 410960), (20, 390412), (22, 354920), (38, 205480), (40, 195206), (44, 177460), (55, 141968), (76, 102740), (80, 97603), (88, 88730), (95, 82192), (110, 70984), (152, 51370), (176, 44365), (190, 41096), (209, 37360), (220, 35492), (304, 25685), (380, 20548), (418, 18680), (440, 17746), (467, 16720), (760, 10274), (836, 9340), (880, 8873), (934, 8360), (1045, 7472), (1520, 5137), (1672, 4670), (1868, 4180), (2090, 3736), (2335, 3344)]