61764940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{50627}}^1$

素因数の和:50697

約数の個数: 24

約数和(自身を含む): 131835312

約数和(自身を除く): 70070372

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 50627, 101254, 202508, 253135, 506270, 1012540, 3088247, 6176494, 12352988, 15441235, 30882470, 61764940]

約数ペア:

[(1, 61764940), (2, 30882470), (4, 15441235), (5, 12352988), (10, 6176494), (20, 3088247), (61, 1012540), (122, 506270), (244, 253135), (305, 202508), (610, 101254), (1220, 50627)]