2220972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 5832960

約数和(自身を除く): 3611988

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 619, 897, 1196, 1238, 1794, 1857, 2476, 3588, 3714, 7428, 8047, 14237, 16094, 24141, 28474, 32188, 42711, 48282, 56948, 85422, 96564, 170844, 185081, 370162, 555243, 740324, 1110486, 2220972]

約数ペア:

[(1, 2220972), (2, 1110486), (3, 740324), (4, 555243), (6, 370162), (12, 185081), (13, 170844), (23, 96564), (26, 85422), (39, 56948), (46, 48282), (52, 42711), (69, 32188), (78, 28474), (92, 24141), (138, 16094), (156, 14237), (276, 8047), (299, 7428), (598, 3714), (619, 3588), (897, 2476), (1196, 1857), (1238, 1794)]