2015752520

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{116923}}^1$

素因数の和:117365

約数の個数: 32

約数和(自身を含む): 4546005120

約数和(自身を除く): 2530252600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 17240, 116923, 233846, 467692, 584615, 935384, 1169230, 2338460, 4676920, 50393813, 100787626, 201575252, 251969065, 403150504, 503938130, 1007876260, 2015752520]

約数ペア:

[(1, 2015752520), (2, 1007876260), (4, 503938130), (5, 403150504), (8, 251969065), (10, 201575252), (20, 100787626), (40, 50393813), (431, 4676920), (862, 2338460), (1724, 1169230), (2155, 935384), (3448, 584615), (4310, 467692), (8620, 233846), (17240, 116923)]