870823720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{8677}}^1$

素因数の和:8894

約数の個数: 64

約数和(自身を含む): 2121250320

約数和(自身を除く): 1250426600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 772, 965, 1544, 1930, 2509, 3860, 5018, 7720, 8677, 10036, 12545, 17354, 20072, 25090, 34708, 43385, 50180, 69416, 86770, 100360, 112801, 173540, 225602, 347080, 451204, 564005, 902408, 1128010, 1674661, 2256020, 3349322, 4512040, 6698644, 8373305, 13397288, 16746610, 21770593, 33493220, 43541186, 66986440, 87082372, 108852965, 174164744, 217705930, 435411860, 870823720]

約数ペア:

[(1, 870823720), (2, 435411860), (4, 217705930), (5, 174164744), (8, 108852965), (10, 87082372), (13, 66986440), (20, 43541186), (26, 33493220), (40, 21770593), (52, 16746610), (65, 13397288), (104, 8373305), (130, 6698644), (193, 4512040), (260, 3349322), (386, 2256020), (520, 1674661), (772, 1128010), (965, 902408), (1544, 564005), (1930, 451204), (2509, 347080), (3860, 225602), (5018, 173540), (7720, 112801), (8677, 100360), (10036, 86770), (12545, 69416), (17354, 50180), (20072, 43385), (25090, 34708)]