28652320

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1367}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 68257728

約数和(自身を除く): 39605408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 1367, 2096, 2620, 2734, 4192, 5240, 5468, 6835, 10480, 10936, 13670, 20960, 21872, 27340, 43744, 54680, 109360, 179077, 218720, 358154, 716308, 895385, 1432616, 1790770, 2865232, 3581540, 5730464, 7163080, 14326160, 28652320]

約数ペア:

[(1, 28652320), (2, 14326160), (4, 7163080), (5, 5730464), (8, 3581540), (10, 2865232), (16, 1790770), (20, 1432616), (32, 895385), (40, 716308), (80, 358154), (131, 218720), (160, 179077), (262, 109360), (524, 54680), (655, 43744), (1048, 27340), (1310, 21872), (1367, 20960), (2096, 13670), (2620, 10936), (2734, 10480), (4192, 6835), (5240, 5468)]