126636920

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{4261}}^1$

素因数の和:5015

約数の個数: 32

約数和(自身を含む): 285383520

約数和(自身を除く): 158746600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2972, 3715, 4261, 5944, 7430, 8522, 14860, 17044, 21305, 29720, 34088, 42610, 85220, 170440, 3165923, 6331846, 12663692, 15829615, 25327384, 31659230, 63318460, 126636920]

約数ペア:

[(1, 126636920), (2, 63318460), (4, 31659230), (5, 25327384), (8, 15829615), (10, 12663692), (20, 6331846), (40, 3165923), (743, 170440), (1486, 85220), (2972, 42610), (3715, 34088), (4261, 29720), (5944, 21305), (7430, 17044), (8522, 14860)]