30571840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7349}}^1$

素因数の和:7379

約数の個数: 56

約数和(自身を含む): 78409800

約数和(自身を除く): 47837960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 7349, 14698, 29396, 36745, 58792, 73490, 95537, 117584, 146980, 191074, 235168, 293960, 382148, 470336, 477685, 587920, 764296, 955370, 1175840, 1528592, 1910740, 2351680, 3057184, 3821480, 6114368, 7642960, 15285920, 30571840]

約数ペア:

[(1, 30571840), (2, 15285920), (4, 7642960), (5, 6114368), (8, 3821480), (10, 3057184), (13, 2351680), (16, 1910740), (20, 1528592), (26, 1175840), (32, 955370), (40, 764296), (52, 587920), (64, 477685), (65, 470336), (80, 382148), (104, 293960), (130, 235168), (160, 191074), (208, 146980), (260, 117584), (320, 95537), (416, 73490), (520, 58792), (832, 36745), (1040, 29396), (2080, 14698), (4160, 7349)]