423038980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{232439}}^1$

素因数の和:232468

約数の個数: 48

約数和(自身を含む): 1093397760

約数和(自身を除く): 670358780

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, 232439, 464878, 929756, 1162195, 1627073, 2324390, 3021707, 3254146, 4648780, 6043414, 6508292, 8135365, 12086828, 15108535, 16270730, 21151949, 30217070, 32541460, 42303898, 60434140, 84607796, 105759745, 211519490, 423038980]

約数ペア:

[(1, 423038980), (2, 211519490), (4, 105759745), (5, 84607796), (7, 60434140), (10, 42303898), (13, 32541460), (14, 30217070), (20, 21151949), (26, 16270730), (28, 15108535), (35, 12086828), (52, 8135365), (65, 6508292), (70, 6043414), (91, 4648780), (130, 3254146), (140, 3021707), (182, 2324390), (260, 1627073), (364, 1162195), (455, 929756), (910, 464878), (1820, 232439)]