29761220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 70143360

約数和(自身を除く): 40382140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 271, 289, 323, 340, 380, 542, 578, 646, 1084, 1156, 1292, 1355, 1445, 1615, 2710, 2890, 3230, 4607, 5149, 5420, 5491, 5780, 6460, 9214, 10298, 10982, 18428, 20596, 21964, 23035, 25745, 27455, 46070, 51490, 54910, 78319, 87533, 92140, 102980, 109820, 156638, 175066, 313276, 350132, 391595, 437665, 783190, 875330, 1488061, 1566380, 1750660, 2976122, 5952244, 7440305, 14880610, 29761220]

約数ペア:

[(1, 29761220), (2, 14880610), (4, 7440305), (5, 5952244), (10, 2976122), (17, 1750660), (19, 1566380), (20, 1488061), (34, 875330), (38, 783190), (68, 437665), (76, 391595), (85, 350132), (95, 313276), (170, 175066), (190, 156638), (271, 109820), (289, 102980), (323, 92140), (340, 87533), (380, 78319), (542, 54910), (578, 51490), (646, 46070), (1084, 27455), (1156, 25745), (1292, 23035), (1355, 21964), (1445, 20596), (1615, 18428), (2710, 10982), (2890, 10298), (3230, 9214), (4607, 6460), (5149, 5780), (5420, 5491)]