72861884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 142222080

約数和(自身を除く): 69360196

約数列:

[1, 2, 4, 19, 23, 38, 46, 73, 76, 92, 146, 292, 437, 571, 874, 1142, 1387, 1679, 1748, 2284, 2774, 3358, 5548, 6716, 10849, 13133, 21698, 26266, 31901, 41683, 43396, 52532, 63802, 83366, 127604, 166732, 249527, 499054, 791977, 958709, 998108, 1583954, 1917418, 3167908, 3834836, 18215471, 36430942, 72861884]

約数ペア:

[(1, 72861884), (2, 36430942), (4, 18215471), (19, 3834836), (23, 3167908), (38, 1917418), (46, 1583954), (73, 998108), (76, 958709), (92, 791977), (146, 499054), (292, 249527), (437, 166732), (571, 127604), (874, 83366), (1142, 63802), (1387, 52532), (1679, 43396), (1748, 41683), (2284, 31901), (2774, 26266), (3358, 21698), (5548, 13133), (6716, 10849)]