207930680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6673}}^1$

素因数の和:6744

約数の個数: 64

約数和(自身を含む): 504554400

約数和(自身を除く): 296623720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 6673, 7790, 13346, 15580, 26692, 31160, 33365, 53384, 66730, 126787, 133460, 253574, 266920, 273593, 507148, 547186, 633935, 1014296, 1094372, 1267870, 1367965, 2188744, 2535740, 2735930, 5071480, 5198267, 5471860, 10396534, 10943720, 20793068, 25991335, 41586136, 51982670, 103965340, 207930680]

約数ペア:

[(1, 207930680), (2, 103965340), (4, 51982670), (5, 41586136), (8, 25991335), (10, 20793068), (19, 10943720), (20, 10396534), (38, 5471860), (40, 5198267), (41, 5071480), (76, 2735930), (82, 2535740), (95, 2188744), (152, 1367965), (164, 1267870), (190, 1094372), (205, 1014296), (328, 633935), (380, 547186), (410, 507148), (760, 273593), (779, 266920), (820, 253574), (1558, 133460), (1640, 126787), (3116, 66730), (3895, 53384), (6232, 33365), (6673, 31160), (7790, 26692), (13346, 15580)]