203977160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4549}}^1$

素因数の和:4638

約数の個数: 64

約数和(自身を含む): 491400000

約数和(自身を除く): 287422840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 4484, 4549, 5605, 8968, 9098, 11210, 18196, 22420, 22745, 36392, 44840, 45490, 86431, 90980, 172862, 181960, 268391, 345724, 432155, 536782, 691448, 864310, 1073564, 1341955, 1728620, 2147128, 2683910, 3457240, 5099429, 5367820, 10198858, 10735640, 20397716, 25497145, 40795432, 50994290, 101988580, 203977160]

約数ペア:

[(1, 203977160), (2, 101988580), (4, 50994290), (5, 40795432), (8, 25497145), (10, 20397716), (19, 10735640), (20, 10198858), (38, 5367820), (40, 5099429), (59, 3457240), (76, 2683910), (95, 2147128), (118, 1728620), (152, 1341955), (190, 1073564), (236, 864310), (295, 691448), (380, 536782), (472, 432155), (590, 345724), (760, 268391), (1121, 181960), (1180, 172862), (2242, 90980), (2360, 86431), (4484, 45490), (4549, 44840), (5605, 36392), (8968, 22745), (9098, 22420), (11210, 18196)]