2018255640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{989341}}^1$

素因数の和:989372

約数の個数: 64

約数和(自身を含む): 6410936160

約数和(自身を除く): 4392680520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 989341, 1978682, 2968023, 3957364, 4946705, 5936046, 7914728, 9893410, 11872092, 14840115, 16818797, 19786820, 23744184, 29680230, 33637594, 39573640, 50456391, 59360460, 67275188, 84093985, 100912782, 118720920, 134550376, 168187970, 201825564, 252281955, 336375940, 403651128, 504563910, 672751880, 1009127820, 2018255640]

約数ペア:

[(1, 2018255640), (2, 1009127820), (3, 672751880), (4, 504563910), (5, 403651128), (6, 336375940), (8, 252281955), (10, 201825564), (12, 168187970), (15, 134550376), (17, 118720920), (20, 100912782), (24, 84093985), (30, 67275188), (34, 59360460), (40, 50456391), (51, 39573640), (60, 33637594), (68, 29680230), (85, 23744184), (102, 19786820), (120, 16818797), (136, 14840115), (170, 11872092), (204, 9893410), (255, 7914728), (340, 5936046), (408, 4946705), (510, 3957364), (680, 2968023), (1020, 1978682), (2040, 989341)]