20243346320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1\times {\mathrm{11923}}^1$

素因数の和:13072

約数の個数: 80

約数和(自身を含む): 49591439040

約数和(自身を除く): 29348092720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1117, 1520, 2234, 4468, 5585, 8936, 11170, 11923, 17872, 21223, 22340, 23846, 42446, 44680, 47692, 59615, 84892, 89360, 95384, 106115, 119230, 169784, 190768, 212230, 226537, 238460, 339568, 424460, 453074, 476920, 848920, 906148, 953840, 1132685, 1697840, 1812296, 2265370, 3624592, 4530740, 9061480, 13317991, 18122960, 26635982, 53271964, 66589955, 106543928, 133179910, 213087856, 253041829, 266359820, 506083658, 532719640, 1012167316, 1065439280, 1265209145, 2024334632, 2530418290, 4048669264, 5060836580, 10121673160, 20243346320]

約数ペア:

[(1, 20243346320), (2, 10121673160), (4, 5060836580), (5, 4048669264), (8, 2530418290), (10, 2024334632), (16, 1265209145), (19, 1065439280), (20, 1012167316), (38, 532719640), (40, 506083658), (76, 266359820), (80, 253041829), (95, 213087856), (152, 133179910), (190, 106543928), (304, 66589955), (380, 53271964), (760, 26635982), (1117, 18122960), (1520, 13317991), (2234, 9061480), (4468, 4530740), (5585, 3624592), (8936, 2265370), (11170, 1812296), (11923, 1697840), (17872, 1132685), (21223, 953840), (22340, 906148), (23846, 848920), (42446, 476920), (44680, 453074), (47692, 424460), (59615, 339568), (84892, 238460), (89360, 226537), (95384, 212230), (106115, 190768), (119230, 169784)]