27413720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 64113120

約数和(自身を除く): 36699400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 67, 106, 134, 193, 212, 265, 268, 335, 386, 424, 530, 536, 670, 772, 965, 1060, 1340, 1544, 1930, 2120, 2680, 3551, 3860, 7102, 7720, 10229, 12931, 14204, 17755, 20458, 25862, 28408, 35510, 40916, 51145, 51724, 64655, 71020, 81832, 102290, 103448, 129310, 142040, 204580, 258620, 409160, 517240, 685343, 1370686, 2741372, 3426715, 5482744, 6853430, 13706860, 27413720]

約数ペア:

[(1, 27413720), (2, 13706860), (4, 6853430), (5, 5482744), (8, 3426715), (10, 2741372), (20, 1370686), (40, 685343), (53, 517240), (67, 409160), (106, 258620), (134, 204580), (193, 142040), (212, 129310), (265, 103448), (268, 102290), (335, 81832), (386, 71020), (424, 64655), (530, 51724), (536, 51145), (670, 40916), (772, 35510), (965, 28408), (1060, 25862), (1340, 20458), (1544, 17755), (1930, 14204), (2120, 12931), (2680, 10229), (3551, 7720), (3860, 7102)]