67903720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1978

約数の個数: 64

約数和(自身を含む): 164332800

約数和(自身を除く): 96429080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 1901, 3572, 3802, 4465, 7144, 7604, 8930, 9505, 15208, 17860, 19010, 35720, 36119, 38020, 72238, 76040, 89347, 144476, 178694, 180595, 288952, 357388, 361190, 446735, 714776, 722380, 893470, 1444760, 1697593, 1786940, 3395186, 3573880, 6790372, 8487965, 13580744, 16975930, 33951860, 67903720]

約数ペア:

[(1, 67903720), (2, 33951860), (4, 16975930), (5, 13580744), (8, 8487965), (10, 6790372), (19, 3573880), (20, 3395186), (38, 1786940), (40, 1697593), (47, 1444760), (76, 893470), (94, 722380), (95, 714776), (152, 446735), (188, 361190), (190, 357388), (235, 288952), (376, 180595), (380, 178694), (470, 144476), (760, 89347), (893, 76040), (940, 72238), (1786, 38020), (1880, 36119), (1901, 35720), (3572, 19010), (3802, 17860), (4465, 15208), (7144, 9505), (7604, 8930)]