49540520

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1129}}^1$

素因数の和:2237

約数の個数: 32

約数和(自身を含む): 111666600

約数和(自身を除く): 62126080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 1129, 2194, 2258, 4388, 4516, 5485, 5645, 8776, 9032, 10970, 11290, 21940, 22580, 43880, 45160, 1238513, 2477026, 4954052, 6192565, 9908104, 12385130, 24770260, 49540520]

約数ペア:

[(1, 49540520), (2, 24770260), (4, 12385130), (5, 9908104), (8, 6192565), (10, 4954052), (20, 2477026), (40, 1238513), (1097, 45160), (1129, 43880), (2194, 22580), (2258, 21940), (4388, 11290), (4516, 10970), (5485, 9032), (5645, 8776)]