1888519850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101807}}^1$

素因数の和:101879

約数の個数: 48

約数和(自身を含む): 4090238208

約数和(自身を除く): 2201718358

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 175, 265, 350, 371, 530, 742, 1325, 1855, 2650, 3710, 9275, 18550, 101807, 203614, 509035, 712649, 1018070, 1425298, 2545175, 3563245, 5090350, 5395771, 7126490, 10791542, 17816225, 26978855, 35632450, 37770397, 53957710, 75540794, 134894275, 188851985, 269788550, 377703970, 944259925, 1888519850]

約数ペア:

[(1, 1888519850), (2, 944259925), (5, 377703970), (7, 269788550), (10, 188851985), (14, 134894275), (25, 75540794), (35, 53957710), (50, 37770397), (53, 35632450), (70, 26978855), (106, 17816225), (175, 10791542), (265, 7126490), (350, 5395771), (371, 5090350), (530, 3563245), (742, 2545175), (1325, 1425298), (1855, 1018070), (2650, 712649), (3710, 509035), (9275, 203614), (18550, 101807)]