254380420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{58613}}^1$

素因数の和:58660

約数の個数: 48

約数和(自身を含む): 630217728

約数和(自身を除く): 375837308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 58613, 117226, 234452, 293065, 410291, 586130, 820582, 1172260, 1641164, 1817003, 2051455, 3634006, 4102910, 7268012, 8205820, 9085015, 12719021, 18170030, 25438042, 36340060, 50876084, 63595105, 127190210, 254380420]

約数ペア:

[(1, 254380420), (2, 127190210), (4, 63595105), (5, 50876084), (7, 36340060), (10, 25438042), (14, 18170030), (20, 12719021), (28, 9085015), (31, 8205820), (35, 7268012), (62, 4102910), (70, 3634006), (124, 2051455), (140, 1817003), (155, 1641164), (217, 1172260), (310, 820582), (434, 586130), (620, 410291), (868, 293065), (1085, 234452), (2170, 117226), (4340, 58613)]