27603380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2777}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 67205376

約数和(自身を除く): 39601996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 2777, 4970, 5554, 9940, 11108, 13885, 19439, 27770, 38878, 55540, 77756, 97195, 194390, 197167, 388780, 394334, 788668, 985835, 1380169, 1971670, 2760338, 3943340, 5520676, 6900845, 13801690, 27603380]

約数ペア:

[(1, 27603380), (2, 13801690), (4, 6900845), (5, 5520676), (7, 3943340), (10, 2760338), (14, 1971670), (20, 1380169), (28, 985835), (35, 788668), (70, 394334), (71, 388780), (140, 197167), (142, 194390), (284, 97195), (355, 77756), (497, 55540), (710, 38878), (994, 27770), (1420, 19439), (1988, 13885), (2485, 11108), (2777, 9940), (4970, 5554)]