3844220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 8624448

約数和(自身を除く): 4780228

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 137, 230, 244, 274, 305, 460, 548, 610, 685, 1220, 1370, 1403, 2740, 2806, 3151, 5612, 6302, 7015, 8357, 12604, 14030, 15755, 16714, 28060, 31510, 33428, 41785, 63020, 83570, 167140, 192211, 384422, 768844, 961055, 1922110, 3844220]

約数ペア:

[(1, 3844220), (2, 1922110), (4, 961055), (5, 768844), (10, 384422), (20, 192211), (23, 167140), (46, 83570), (61, 63020), (92, 41785), (115, 33428), (122, 31510), (137, 28060), (230, 16714), (244, 15755), (274, 14030), (305, 12604), (460, 8357), (548, 7015), (610, 6302), (685, 5612), (1220, 3151), (1370, 2806), (1403, 2740)]