1331126860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{559297}}^1$

素因数の和:559330

約数の個数: 48

約数和(自身を含む): 3382634304

約数和(自身を除く): 2051507444

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 559297, 1118594, 2237188, 2796485, 3915079, 5592970, 7830158, 9508049, 11185940, 15660316, 19016098, 19575395, 38032196, 39150790, 47540245, 66556343, 78301580, 95080490, 133112686, 190160980, 266225372, 332781715, 665563430, 1331126860]

約数ペア:

[(1, 1331126860), (2, 665563430), (4, 332781715), (5, 266225372), (7, 190160980), (10, 133112686), (14, 95080490), (17, 78301580), (20, 66556343), (28, 47540245), (34, 39150790), (35, 38032196), (68, 19575395), (70, 19016098), (85, 15660316), (119, 11185940), (140, 9508049), (170, 7830158), (238, 5592970), (340, 3915079), (476, 2796485), (595, 2237188), (1190, 1118594), (2380, 559297)]