56856880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^2\times {\mathrm{191}}^1$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 135098496

約数和(自身を除く): 78241616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 191, 244, 305, 382, 488, 610, 764, 955, 976, 1220, 1528, 1910, 2440, 3056, 3721, 3820, 4880, 7442, 7640, 11651, 14884, 15280, 18605, 23302, 29768, 37210, 46604, 58255, 59536, 74420, 93208, 116510, 148840, 186416, 233020, 297680, 466040, 710711, 932080, 1421422, 2842844, 3553555, 5685688, 7107110, 11371376, 14214220, 28428440, 56856880]

約数ペア:

[(1, 56856880), (2, 28428440), (4, 14214220), (5, 11371376), (8, 7107110), (10, 5685688), (16, 3553555), (20, 2842844), (40, 1421422), (61, 932080), (80, 710711), (122, 466040), (191, 297680), (244, 233020), (305, 186416), (382, 148840), (488, 116510), (610, 93208), (764, 74420), (955, 59536), (976, 58255), (1220, 46604), (1528, 37210), (1910, 29768), (2440, 23302), (3056, 18605), (3721, 15280), (3820, 14884), (4880, 11651), (7442, 7640)]