39972580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2843}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 90780480

約数和(自身を除く): 50807900

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 2843, 3515, 5686, 7030, 11372, 14060, 14215, 28430, 54017, 56860, 105191, 108034, 210382, 216068, 270085, 420764, 525955, 540170, 1051910, 1080340, 1998629, 2103820, 3997258, 7994516, 9993145, 19986290, 39972580]

約数ペア:

[(1, 39972580), (2, 19986290), (4, 9993145), (5, 7994516), (10, 3997258), (19, 2103820), (20, 1998629), (37, 1080340), (38, 1051910), (74, 540170), (76, 525955), (95, 420764), (148, 270085), (185, 216068), (190, 210382), (370, 108034), (380, 105191), (703, 56860), (740, 54017), (1406, 28430), (2812, 14215), (2843, 14060), (3515, 11372), (5686, 7030)]