220597364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{487}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 431563776

約数和(自身を除く): 210966412

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 281, 403, 487, 562, 806, 974, 1124, 1612, 1948, 3653, 6331, 7306, 8711, 12662, 14612, 15097, 17422, 25324, 30194, 34844, 60388, 113243, 136847, 196261, 226486, 273694, 392522, 452972, 547388, 785044, 1779011, 3558022, 4242257, 7116044, 8484514, 16969028, 55149341, 110298682, 220597364]

約数ペア:

[(1, 220597364), (2, 110298682), (4, 55149341), (13, 16969028), (26, 8484514), (31, 7116044), (52, 4242257), (62, 3558022), (124, 1779011), (281, 785044), (403, 547388), (487, 452972), (562, 392522), (806, 273694), (974, 226486), (1124, 196261), (1612, 136847), (1948, 113243), (3653, 60388), (6331, 34844), (7306, 30194), (8711, 25324), (12662, 17422), (14612, 15097)]