27702960460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1259}}^1\times {\mathrm{22453}}^1$

素因数の和:23735

約数の個数: 72

約数和(自身を含む): 67731143760

約数和(自身を除く): 40028183300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1259, 2518, 5036, 6295, 8813, 12590, 17626, 22453, 25180, 35252, 44065, 44906, 61691, 88130, 89812, 112265, 123382, 157171, 176260, 224530, 246764, 308455, 314342, 449060, 616910, 628684, 785855, 1100197, 1233820, 1571710, 2200394, 3143420, 4400788, 5500985, 11001970, 22003940, 28268327, 56536654, 113073308, 141341635, 197878289, 282683270, 395756578, 565366540, 791513156, 989391445, 1385148023, 1978782890, 2770296046, 3957565780, 5540592092, 6925740115, 13851480230, 27702960460]

約数ペア:

[(1, 27702960460), (2, 13851480230), (4, 6925740115), (5, 5540592092), (7, 3957565780), (10, 2770296046), (14, 1978782890), (20, 1385148023), (28, 989391445), (35, 791513156), (49, 565366540), (70, 395756578), (98, 282683270), (140, 197878289), (196, 141341635), (245, 113073308), (490, 56536654), (980, 28268327), (1259, 22003940), (2518, 11001970), (5036, 5500985), (6295, 4400788), (8813, 3143420), (12590, 2200394), (17626, 1571710), (22453, 1233820), (25180, 1100197), (35252, 785855), (44065, 628684), (44906, 616910), (61691, 449060), (88130, 314342), (89812, 308455), (112265, 246764), (123382, 224530), (157171, 176260)]