27401620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 61725888

約数和(自身を除く): 34324268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 971, 1411, 1660, 1942, 2822, 3884, 4855, 5644, 7055, 9710, 14110, 16507, 19420, 28220, 33014, 66028, 80593, 82535, 161186, 165070, 322372, 330140, 402965, 805930, 1370081, 1611860, 2740162, 5480324, 6850405, 13700810, 27401620]

約数ペア:

[(1, 27401620), (2, 13700810), (4, 6850405), (5, 5480324), (10, 2740162), (17, 1611860), (20, 1370081), (34, 805930), (68, 402965), (83, 330140), (85, 322372), (166, 165070), (170, 161186), (332, 82535), (340, 80593), (415, 66028), (830, 33014), (971, 28220), (1411, 19420), (1660, 16507), (1942, 14110), (2822, 9710), (3884, 7055), (4855, 5644)]