788045140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{8677}}^1$

素因数の和:8944

約数の個数: 48

約数和(自身を含む): 1749484800

約数和(自身を除く): 961439660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 478, 956, 1195, 2390, 4541, 4780, 8677, 9082, 17354, 18164, 22705, 34708, 43385, 45410, 86770, 90820, 164863, 173540, 329726, 659452, 824315, 1648630, 2073803, 3297260, 4147606, 8295212, 10369015, 20738030, 39402257, 41476060, 78804514, 157609028, 197011285, 394022570, 788045140]

約数ペア:

[(1, 788045140), (2, 394022570), (4, 197011285), (5, 157609028), (10, 78804514), (19, 41476060), (20, 39402257), (38, 20738030), (76, 10369015), (95, 8295212), (190, 4147606), (239, 3297260), (380, 2073803), (478, 1648630), (956, 824315), (1195, 659452), (2390, 329726), (4541, 173540), (4780, 164863), (8677, 90820), (9082, 86770), (17354, 45410), (18164, 43385), (22705, 34708)]