7396220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28447}}^1$

素因数の和:28469

約数の個数: 24

約数和(自身を含む): 16727424

約数和(自身を除く): 9331204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28447, 56894, 113788, 142235, 284470, 369811, 568940, 739622, 1479244, 1849055, 3698110, 7396220]

約数ペア:

[(1, 7396220), (2, 3698110), (4, 1849055), (5, 1479244), (10, 739622), (13, 568940), (20, 369811), (26, 284470), (52, 142235), (65, 113788), (130, 56894), (260, 28447)]