420760850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4111}}^1$

素因数の和:4235

約数の個数: 48

約数和(自身を含む): 826018560

約数和(自身を除く): 405257710

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 89, 115, 178, 230, 445, 575, 890, 1150, 2047, 2225, 4094, 4111, 4450, 8222, 10235, 20470, 20555, 41110, 51175, 94553, 102350, 102775, 189106, 205550, 365879, 472765, 731758, 945530, 1829395, 2363825, 3658790, 4727650, 8415217, 9146975, 16830434, 18293950, 42076085, 84152170, 210380425, 420760850]

約数ペア:

[(1, 420760850), (2, 210380425), (5, 84152170), (10, 42076085), (23, 18293950), (25, 16830434), (46, 9146975), (50, 8415217), (89, 4727650), (115, 3658790), (178, 2363825), (230, 1829395), (445, 945530), (575, 731758), (890, 472765), (1150, 365879), (2047, 205550), (2225, 189106), (4094, 102775), (4111, 102350), (4450, 94553), (8222, 51175), (10235, 41110), (20470, 20555)]