22704920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 36219880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 619, 655, 917, 1048, 1238, 1310, 1834, 2476, 2620, 3095, 3668, 4333, 4585, 4952, 5240, 6190, 7336, 8666, 9170, 12380, 17332, 18340, 21665, 24760, 34664, 36680, 43330, 81089, 86660, 162178, 173320, 324356, 405445, 567623, 648712, 810890, 1135246, 1621780, 2270492, 2838115, 3243560, 4540984, 5676230, 11352460, 22704920]

約数ペア:

[(1, 22704920), (2, 11352460), (4, 5676230), (5, 4540984), (7, 3243560), (8, 2838115), (10, 2270492), (14, 1621780), (20, 1135246), (28, 810890), (35, 648712), (40, 567623), (56, 405445), (70, 324356), (131, 173320), (140, 162178), (262, 86660), (280, 81089), (524, 43330), (619, 36680), (655, 34664), (917, 24760), (1048, 21665), (1238, 18340), (1310, 17332), (1834, 12380), (2476, 9170), (2620, 8666), (3095, 7336), (3668, 6190), (4333, 5240), (4585, 4952)]