208035860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 443342592

約数和(自身を除く): 235306732

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 271, 293, 524, 542, 586, 655, 1084, 1172, 1310, 1355, 1465, 2620, 2710, 2930, 5420, 5860, 35501, 38383, 71002, 76766, 79403, 142004, 153532, 158806, 177505, 191915, 317612, 355010, 383830, 397015, 710020, 767660, 794030, 1588060, 10401793, 20803586, 41607172, 52008965, 104017930, 208035860]

約数ペア:

[(1, 208035860), (2, 104017930), (4, 52008965), (5, 41607172), (10, 20803586), (20, 10401793), (131, 1588060), (262, 794030), (271, 767660), (293, 710020), (524, 397015), (542, 383830), (586, 355010), (655, 317612), (1084, 191915), (1172, 177505), (1310, 158806), (1355, 153532), (1465, 142004), (2620, 79403), (2710, 76766), (2930, 71002), (5420, 38383), (5860, 35501)]