2237900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 5832960

約数和(自身を除く): 3595060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 139, 140, 161, 175, 230, 278, 322, 350, 460, 556, 575, 644, 695, 700, 805, 973, 1150, 1390, 1610, 1946, 2300, 2780, 3197, 3220, 3475, 3892, 4025, 4865, 6394, 6950, 8050, 9730, 12788, 13900, 15985, 16100, 19460, 22379, 24325, 31970, 44758, 48650, 63940, 79925, 89516, 97300, 111895, 159850, 223790, 319700, 447580, 559475, 1118950, 2237900]

約数ペア:

[(1, 2237900), (2, 1118950), (4, 559475), (5, 447580), (7, 319700), (10, 223790), (14, 159850), (20, 111895), (23, 97300), (25, 89516), (28, 79925), (35, 63940), (46, 48650), (50, 44758), (70, 31970), (92, 24325), (100, 22379), (115, 19460), (139, 16100), (140, 15985), (161, 13900), (175, 12788), (230, 9730), (278, 8050), (322, 6950), (350, 6394), (460, 4865), (556, 4025), (575, 3892), (644, 3475), (695, 3220), (700, 3197), (805, 2780), (973, 2300), (1150, 1946), (1390, 1610)]