3389440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{331}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 8157240

約数和(自身を除く): 4767800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 512, 640, 662, 1024, 1280, 1324, 1655, 2048, 2560, 2648, 3310, 5120, 5296, 6620, 10240, 10592, 13240, 21184, 26480, 42368, 52960, 84736, 105920, 169472, 211840, 338944, 423680, 677888, 847360, 1694720, 3389440]

約数ペア:

[(1, 3389440), (2, 1694720), (4, 847360), (5, 677888), (8, 423680), (10, 338944), (16, 211840), (20, 169472), (32, 105920), (40, 84736), (64, 52960), (80, 42368), (128, 26480), (160, 21184), (256, 13240), (320, 10592), (331, 10240), (512, 6620), (640, 5296), (662, 5120), (1024, 3310), (1280, 2648), (1324, 2560), (1655, 2048)]