431360020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{237011}}^1$

素因数の和:237040

約数の個数: 48

約数和(自身を含む): 1114904448

約数和(自身を除く): 683544428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 237011, 474022, 948044, 1185055, 1659077, 2370110, 3081143, 3318154, 4740220, 6162286, 6636308, 8295385, 12324572, 15405715, 16590770, 21568001, 30811430, 33181540, 43136002, 61622860, 86272004, 107840005, 215680010, 431360020]

約数ペア:

[(1, 431360020), (2, 215680010), (4, 107840005), (5, 86272004), (7, 61622860), (10, 43136002), (13, 33181540), (14, 30811430), (20, 21568001), (26, 16590770), (28, 15405715), (35, 12324572), (52, 8295385), (65, 6636308), (70, 6162286), (91, 4740220), (130, 3318154), (140, 3081143), (182, 2370110), (260, 1659077), (364, 1185055), (455, 948044), (910, 474022), (1820, 237011)]