28723780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1523}}^1$

素因数の和:1596

約数の個数: 48

約数和(自身を含む): 64520064

約数和(自身を除く): 35796284

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1523, 1886, 3046, 3772, 4715, 6092, 7615, 9430, 15230, 18860, 30460, 35029, 62443, 70058, 124886, 140116, 175145, 249772, 312215, 350290, 624430, 700580, 1248860, 1436189, 2872378, 5744756, 7180945, 14361890, 28723780]

約数ペア:

[(1, 28723780), (2, 14361890), (4, 7180945), (5, 5744756), (10, 2872378), (20, 1436189), (23, 1248860), (41, 700580), (46, 624430), (82, 350290), (92, 312215), (115, 249772), (164, 175145), (205, 140116), (230, 124886), (410, 70058), (460, 62443), (820, 35029), (943, 30460), (1523, 18860), (1886, 15230), (3046, 9430), (3772, 7615), (4715, 6092)]