18630040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3257}}^1$

素因数の和:3292

約数の個数: 64

約数和(自身を含む): 49260960

約数和(自身を除く): 30630920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 3257, 5720, 6514, 13028, 16285, 26056, 32570, 35827, 42341, 65140, 71654, 84682, 130280, 143308, 169364, 179135, 211705, 286616, 338728, 358270, 423410, 465751, 716540, 846820, 931502, 1433080, 1693640, 1863004, 2328755, 3726008, 4657510, 9315020, 18630040]

約数ペア:

[(1, 18630040), (2, 9315020), (4, 4657510), (5, 3726008), (8, 2328755), (10, 1863004), (11, 1693640), (13, 1433080), (20, 931502), (22, 846820), (26, 716540), (40, 465751), (44, 423410), (52, 358270), (55, 338728), (65, 286616), (88, 211705), (104, 179135), (110, 169364), (130, 143308), (143, 130280), (220, 84682), (260, 71654), (286, 65140), (440, 42341), (520, 35827), (572, 32570), (715, 26056), (1144, 16285), (1430, 13028), (2860, 6514), (3257, 5720)]