401488690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{8273}}^1$

素因数の和:8514

約数の個数: 32

約数和(自身を含む): 757766016

約数和(自身を除く): 356277326

約数列:

[1, 2, 5, 10, 23, 46, 115, 211, 230, 422, 1055, 2110, 4853, 8273, 9706, 16546, 24265, 41365, 48530, 82730, 190279, 380558, 951395, 1745603, 1902790, 3491206, 8728015, 17456030, 40148869, 80297738, 200744345, 401488690]

約数ペア:

[(1, 401488690), (2, 200744345), (5, 80297738), (10, 40148869), (23, 17456030), (46, 8728015), (115, 3491206), (211, 1902790), (230, 1745603), (422, 951395), (1055, 380558), (2110, 190279), (4853, 82730), (8273, 48530), (9706, 41365), (16546, 24265)]