1681694540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{24709}}^1$

素因数の和:24842

約数の個数: 48

約数和(自身を含む): 3661428960

約数和(自身を除く): 1979734420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 820, 830, 1660, 3403, 6806, 13612, 17015, 24709, 34030, 49418, 68060, 98836, 123545, 247090, 494180, 1013069, 2026138, 2050847, 4052276, 4101694, 5065345, 8203388, 10130690, 10254235, 20261380, 20508470, 41016940, 84084727, 168169454, 336338908, 420423635, 840847270, 1681694540]

約数ペア:

[(1, 1681694540), (2, 840847270), (4, 420423635), (5, 336338908), (10, 168169454), (20, 84084727), (41, 41016940), (82, 20508470), (83, 20261380), (164, 10254235), (166, 10130690), (205, 8203388), (332, 5065345), (410, 4101694), (415, 4052276), (820, 2050847), (830, 2026138), (1660, 1013069), (3403, 494180), (6806, 247090), (13612, 123545), (17015, 98836), (24709, 68060), (34030, 49418)]