266063620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{587}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 567217728

約数和(自身を除く): 301154108

約数列:

[1, 2, 4, 5, 10, 20, 131, 173, 262, 346, 524, 587, 655, 692, 865, 1174, 1310, 1730, 2348, 2620, 2935, 3460, 5870, 11740, 22663, 45326, 76897, 90652, 101551, 113315, 153794, 203102, 226630, 307588, 384485, 406204, 453260, 507755, 768970, 1015510, 1537940, 2031020, 13303181, 26606362, 53212724, 66515905, 133031810, 266063620]

約数ペア:

[(1, 266063620), (2, 133031810), (4, 66515905), (5, 53212724), (10, 26606362), (20, 13303181), (131, 2031020), (173, 1537940), (262, 1015510), (346, 768970), (524, 507755), (587, 453260), (655, 406204), (692, 384485), (865, 307588), (1174, 226630), (1310, 203102), (1730, 153794), (2348, 113315), (2620, 101551), (2935, 90652), (3460, 76897), (5870, 45326), (11740, 22663)]