4217920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{269}}^1$

素因数の和:300

約数の個数: 84

約数和(自身を含む): 11727180

約数和(自身を除く): 7509260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 269, 280, 320, 392, 448, 490, 538, 560, 784, 980, 1076, 1120, 1345, 1568, 1883, 1960, 2152, 2240, 2690, 3136, 3766, 3920, 4304, 5380, 7532, 7840, 8608, 9415, 10760, 13181, 15064, 15680, 17216, 18830, 21520, 26362, 30128, 37660, 43040, 52724, 60256, 65905, 75320, 86080, 105448, 120512, 131810, 150640, 210896, 263620, 301280, 421792, 527240, 602560, 843584, 1054480, 2108960, 4217920]

約数ペア:

[(1, 4217920), (2, 2108960), (4, 1054480), (5, 843584), (7, 602560), (8, 527240), (10, 421792), (14, 301280), (16, 263620), (20, 210896), (28, 150640), (32, 131810), (35, 120512), (40, 105448), (49, 86080), (56, 75320), (64, 65905), (70, 60256), (80, 52724), (98, 43040), (112, 37660), (140, 30128), (160, 26362), (196, 21520), (224, 18830), (245, 17216), (269, 15680), (280, 15064), (320, 13181), (392, 10760), (448, 9415), (490, 8608), (538, 7840), (560, 7532), (784, 5380), (980, 4304), (1076, 3920), (1120, 3766), (1345, 3136), (1568, 2690), (1883, 2240), (1960, 2152)]