1904510140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{100343}}^1$

素因数の和:100438

約数の個数: 48

約数和(自身を含む): 4366168128

約数和(自身を除く): 2461657988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 18980, 100343, 200686, 401372, 501715, 1003430, 1304459, 2006860, 2608918, 5217836, 6522295, 7325039, 13044590, 14650078, 26089180, 29300156, 36625195, 73250390, 95225507, 146500780, 190451014, 380902028, 476127535, 952255070, 1904510140]

約数ペア:

[(1, 1904510140), (2, 952255070), (4, 476127535), (5, 380902028), (10, 190451014), (13, 146500780), (20, 95225507), (26, 73250390), (52, 36625195), (65, 29300156), (73, 26089180), (130, 14650078), (146, 13044590), (260, 7325039), (292, 6522295), (365, 5217836), (730, 2608918), (949, 2006860), (1460, 1304459), (1898, 1003430), (3796, 501715), (4745, 401372), (9490, 200686), (18980, 100343)]