5069440

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^2$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 12256830

約数和(自身を除く): 7187390

約数列:

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

約数ペア:

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