305954780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1789}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 682032960

約数和(自身を除く): 376078180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 503, 1006, 1789, 2012, 2515, 3578, 5030, 7156, 8551, 8945, 10060, 17102, 17890, 30413, 34204, 35780, 42755, 60826, 85510, 121652, 152065, 171020, 304130, 608260, 899867, 1799734, 3599468, 4499335, 8998670, 15297739, 17997340, 30595478, 61190956, 76488695, 152977390, 305954780]

約数ペア:

[(1, 305954780), (2, 152977390), (4, 76488695), (5, 61190956), (10, 30595478), (17, 17997340), (20, 15297739), (34, 8998670), (68, 4499335), (85, 3599468), (170, 1799734), (340, 899867), (503, 608260), (1006, 304130), (1789, 171020), (2012, 152065), (2515, 121652), (3578, 85510), (5030, 60826), (7156, 42755), (8551, 35780), (8945, 34204), (10060, 30413), (17102, 17890)]