669390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 1640736

約数和(自身を除く): 971346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 421, 530, 795, 842, 1263, 1590, 2105, 2526, 4210, 6315, 12630, 22313, 44626, 66939, 111565, 133878, 223130, 334695, 669390]

約数ペア:

[(1, 669390), (2, 334695), (3, 223130), (5, 133878), (6, 111565), (10, 66939), (15, 44626), (30, 22313), (53, 12630), (106, 6315), (159, 4210), (265, 2526), (318, 2105), (421, 1590), (530, 1263), (795, 842)]