6540320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 15844248

約数和(自身を除く): 9303928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 997, 1312, 1640, 1994, 3280, 3988, 4985, 6560, 7976, 9970, 15952, 19940, 31904, 39880, 40877, 79760, 81754, 159520, 163508, 204385, 327016, 408770, 654032, 817540, 1308064, 1635080, 3270160, 6540320]

約数ペア:

[(1, 6540320), (2, 3270160), (4, 1635080), (5, 1308064), (8, 817540), (10, 654032), (16, 408770), (20, 327016), (32, 204385), (40, 163508), (41, 159520), (80, 81754), (82, 79760), (160, 40877), (164, 39880), (205, 31904), (328, 19940), (410, 15952), (656, 9970), (820, 7976), (997, 6560), (1312, 4985), (1640, 3988), (1994, 3280)]