1314902020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{5639}}^1$

素因数の和:5868

約数の個数: 48

約数和(自身を含む): 2814134400

約数和(自身を除く): 1499232380

約数列:

[1, 2, 4, 5, 10, 20, 89, 131, 178, 262, 356, 445, 524, 655, 890, 1310, 1780, 2620, 5639, 11278, 11659, 22556, 23318, 28195, 46636, 56390, 58295, 112780, 116590, 233180, 501871, 738709, 1003742, 1477418, 2007484, 2509355, 2954836, 3693545, 5018710, 7387090, 10037420, 14774180, 65745101, 131490202, 262980404, 328725505, 657451010, 1314902020]

約数ペア:

[(1, 1314902020), (2, 657451010), (4, 328725505), (5, 262980404), (10, 131490202), (20, 65745101), (89, 14774180), (131, 10037420), (178, 7387090), (262, 5018710), (356, 3693545), (445, 2954836), (524, 2509355), (655, 2007484), (890, 1477418), (1310, 1003742), (1780, 738709), (2620, 501871), (5639, 233180), (11278, 116590), (11659, 112780), (22556, 58295), (23318, 56390), (28195, 46636)]