496970840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 1209546000

約数和(自身を除く): 712575160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 389, 410, 760, 778, 779, 820, 1556, 1558, 1640, 1681, 1945, 3112, 3116, 3362, 3890, 3895, 6232, 6724, 7391, 7780, 7790, 8405, 13448, 14782, 15560, 15580, 15949, 16810, 29564, 31160, 31898, 31939, 33620, 36955, 59128, 63796, 63878, 67240, 73910, 79745, 127592, 127756, 147820, 159490, 159695, 255512, 295640, 303031, 318980, 319390, 606062, 637960, 638780, 653909, 1212124, 1277560, 1307818, 1515155, 2424248, 2615636, 3030310, 3269545, 5231272, 6060620, 6539090, 12121240, 12424271, 13078180, 24848542, 26156360, 49697084, 62121355, 99394168, 124242710, 248485420, 496970840]

約数ペア:

[(1, 496970840), (2, 248485420), (4, 124242710), (5, 99394168), (8, 62121355), (10, 49697084), (19, 26156360), (20, 24848542), (38, 13078180), (40, 12424271), (41, 12121240), (76, 6539090), (82, 6060620), (95, 5231272), (152, 3269545), (164, 3030310), (190, 2615636), (205, 2424248), (328, 1515155), (380, 1307818), (389, 1277560), (410, 1212124), (760, 653909), (778, 638780), (779, 637960), (820, 606062), (1556, 319390), (1558, 318980), (1640, 303031), (1681, 295640), (1945, 255512), (3112, 159695), (3116, 159490), (3362, 147820), (3890, 127756), (3895, 127592), (6232, 79745), (6724, 73910), (7391, 67240), (7780, 63878), (7790, 63796), (8405, 59128), (13448, 36955), (14782, 33620), (15560, 31939), (15580, 31898), (15949, 31160), (16810, 29564)]