3879820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 9824976

約数和(自身を除く): 5945156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 107, 140, 148, 185, 196, 214, 245, 259, 370, 428, 490, 518, 535, 740, 749, 980, 1036, 1070, 1295, 1498, 1813, 2140, 2590, 2996, 3626, 3745, 3959, 5180, 5243, 7252, 7490, 7918, 9065, 10486, 14980, 15836, 18130, 19795, 20972, 26215, 27713, 36260, 39590, 52430, 55426, 79180, 104860, 110852, 138565, 193991, 277130, 387982, 554260, 775964, 969955, 1939910, 3879820]

約数ペア:

[(1, 3879820), (2, 1939910), (4, 969955), (5, 775964), (7, 554260), (10, 387982), (14, 277130), (20, 193991), (28, 138565), (35, 110852), (37, 104860), (49, 79180), (70, 55426), (74, 52430), (98, 39590), (107, 36260), (140, 27713), (148, 26215), (185, 20972), (196, 19795), (214, 18130), (245, 15836), (259, 14980), (370, 10486), (428, 9065), (490, 7918), (518, 7490), (535, 7252), (740, 5243), (749, 5180), (980, 3959), (1036, 3745), (1070, 3626), (1295, 2996), (1498, 2590), (1813, 2140)]