955266620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{620303}}^1$

素因数の和:620330

約数の個数: 48

約数和(自身を含む): 2501065728

約数和(自身を除く): 1545799108

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 620303, 1240606, 2481212, 3101515, 4342121, 6203030, 6823333, 8684242, 12406060, 13646666, 17368484, 21710605, 27293332, 34116665, 43421210, 47763331, 68233330, 86842420, 95526662, 136466660, 191053324, 238816655, 477633310, 955266620]

約数ペア:

[(1, 955266620), (2, 477633310), (4, 238816655), (5, 191053324), (7, 136466660), (10, 95526662), (11, 86842420), (14, 68233330), (20, 47763331), (22, 43421210), (28, 34116665), (35, 27293332), (44, 21710605), (55, 17368484), (70, 13646666), (77, 12406060), (110, 8684242), (140, 6823333), (154, 6203030), (220, 4342121), (308, 3101515), (385, 2481212), (770, 1240606), (1540, 620303)]