61534340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1049}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 148176000

約数和(自身を除く): 86641660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 419, 838, 1049, 1676, 2095, 2098, 2933, 4190, 4196, 5245, 5866, 7343, 8380, 10490, 11732, 14665, 14686, 20980, 29330, 29372, 36715, 58660, 73430, 146860, 439531, 879062, 1758124, 2197655, 3076717, 4395310, 6153434, 8790620, 12306868, 15383585, 30767170, 61534340]

約数ペア:

[(1, 61534340), (2, 30767170), (4, 15383585), (5, 12306868), (7, 8790620), (10, 6153434), (14, 4395310), (20, 3076717), (28, 2197655), (35, 1758124), (70, 879062), (140, 439531), (419, 146860), (838, 73430), (1049, 58660), (1676, 36715), (2095, 29372), (2098, 29330), (2933, 20980), (4190, 14686), (4196, 14665), (5245, 11732), (5866, 10490), (7343, 8380)]