1905255590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{4519}}^1$

素因数の和:4869

約数の個数: 64

約数和(自身を含む): 4139596800

約数和(自身を除く): 2234341210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 317, 634, 665, 1330, 1585, 2219, 3170, 4438, 4519, 6023, 9038, 11095, 12046, 22190, 22595, 30115, 31633, 42161, 45190, 60230, 63266, 84322, 85861, 158165, 171722, 210805, 316330, 421610, 429305, 601027, 858610, 1202054, 1432523, 2865046, 3005135, 6010270, 7162615, 10027661, 14325230, 20055322, 27217937, 50138305, 54435874, 100276610, 136089685, 190525559, 272179370, 381051118, 952627795, 1905255590]

約数ペア:

[(1, 1905255590), (2, 952627795), (5, 381051118), (7, 272179370), (10, 190525559), (14, 136089685), (19, 100276610), (35, 54435874), (38, 50138305), (70, 27217937), (95, 20055322), (133, 14325230), (190, 10027661), (266, 7162615), (317, 6010270), (634, 3005135), (665, 2865046), (1330, 1432523), (1585, 1202054), (2219, 858610), (3170, 601027), (4438, 429305), (4519, 421610), (6023, 316330), (9038, 210805), (11095, 171722), (12046, 158165), (22190, 85861), (22595, 84322), (30115, 63266), (31633, 60230), (42161, 45190)]