13557760

素因数分解:

$2^{13}\times 5^1\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 56

約数和(自身を含む): 32634936

約数和(自身を除く): 19077176

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, 4096, 5120, 5296, 6620, 8192, 10240, 10592, 13240, 20480, 21184, 26480, 40960, 42368, 52960, 84736, 105920, 169472, 211840, 338944, 423680, 677888, 847360, 1355776, 1694720, 2711552, 3389440, 6778880, 13557760]

約数ペア:

[(1, 13557760), (2, 6778880), (4, 3389440), (5, 2711552), (8, 1694720), (10, 1355776), (16, 847360), (20, 677888), (32, 423680), (40, 338944), (64, 211840), (80, 169472), (128, 105920), (160, 84736), (256, 52960), (320, 42368), (331, 40960), (512, 26480), (640, 21184), (662, 20480), (1024, 13240), (1280, 10592), (1324, 10240), (1655, 8192), (2048, 6620), (2560, 5296), (2648, 5120), (3310, 4096)]