2744950460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{220301}}^1$

素因数の和:220406

約数の個数: 48

約数和(自身を含む): 6661932480

約数和(自身を除く): 3916982020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 220301, 440602, 881204, 1101505, 1542107, 2203010, 3084214, 4406020, 6168428, 7710535, 15421070, 19606789, 30842140, 39213578, 78427156, 98033945, 137247523, 196067890, 274495046, 392135780, 548990092, 686237615, 1372475230, 2744950460]

約数ペア:

[(1, 2744950460), (2, 1372475230), (4, 686237615), (5, 548990092), (7, 392135780), (10, 274495046), (14, 196067890), (20, 137247523), (28, 98033945), (35, 78427156), (70, 39213578), (89, 30842140), (140, 19606789), (178, 15421070), (356, 7710535), (445, 6168428), (623, 4406020), (890, 3084214), (1246, 2203010), (1780, 1542107), (2492, 1101505), (3115, 881204), (6230, 440602), (12460, 220301)]