10138880

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^2$

素因数の和:199

約数の個数: 54

約数和(自身を含む): 24561726

約数和(自身を除く): 14422846

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 640, 712, 890, 1280, 1424, 1780, 2848, 3560, 5696, 7120, 7921, 11392, 14240, 15842, 22784, 28480, 31684, 39605, 56960, 63368, 79210, 113920, 126736, 158420, 253472, 316840, 506944, 633680, 1013888, 1267360, 2027776, 2534720, 5069440, 10138880]

約数ペア:

[(1, 10138880), (2, 5069440), (4, 2534720), (5, 2027776), (8, 1267360), (10, 1013888), (16, 633680), (20, 506944), (32, 316840), (40, 253472), (64, 158420), (80, 126736), (89, 113920), (128, 79210), (160, 63368), (178, 56960), (256, 39605), (320, 31684), (356, 28480), (445, 22784), (640, 15842), (712, 14240), (890, 11392), (1280, 7921), (1424, 7120), (1780, 5696), (2848, 3560)]