4013784

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 10993320

約数和(自身を除く): 6979536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 521, 642, 856, 963, 1042, 1284, 1563, 1926, 2084, 2568, 3126, 3852, 4168, 4689, 6252, 7704, 9378, 12504, 18756, 37512, 55747, 111494, 167241, 222988, 334482, 445976, 501723, 668964, 1003446, 1337928, 2006892, 4013784]

約数ペア:

[(1, 4013784), (2, 2006892), (3, 1337928), (4, 1003446), (6, 668964), (8, 501723), (9, 445976), (12, 334482), (18, 222988), (24, 167241), (36, 111494), (72, 55747), (107, 37512), (214, 18756), (321, 12504), (428, 9378), (521, 7704), (642, 6252), (856, 4689), (963, 4168), (1042, 3852), (1284, 3126), (1563, 2568), (1926, 2084)]