8829440

素因数分解:

$2^9\times 5^1\times {\mathrm{3449}}^1$

素因数の和:3472

約数の個数: 40

約数和(自身を含む): 21176100

約数和(自身を除く): 12346660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3449, 6898, 13796, 17245, 27592, 34490, 55184, 68980, 110368, 137960, 220736, 275920, 441472, 551840, 882944, 1103680, 1765888, 2207360, 4414720, 8829440]

約数ペア:

[(1, 8829440), (2, 4414720), (4, 2207360), (5, 1765888), (8, 1103680), (10, 882944), (16, 551840), (20, 441472), (32, 275920), (40, 220736), (64, 137960), (80, 110368), (128, 68980), (160, 55184), (256, 34490), (320, 27592), (512, 17245), (640, 13796), (1280, 6898), (2560, 3449)]