712913920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{139241}}^1$

素因数の和:139266

約数の個数: 44

約数和(自身を含む): 1710170244

約数和(自身を除く): 997256324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 139241, 278482, 556964, 696205, 1113928, 1392410, 2227856, 2784820, 4455712, 5569640, 8911424, 11139280, 17822848, 22278560, 35645696, 44557120, 71291392, 89114240, 142582784, 178228480, 356456960, 712913920]

約数ペア:

[(1, 712913920), (2, 356456960), (4, 178228480), (5, 142582784), (8, 89114240), (10, 71291392), (16, 44557120), (20, 35645696), (32, 22278560), (40, 17822848), (64, 11139280), (80, 8911424), (128, 5569640), (160, 4455712), (256, 2784820), (320, 2227856), (512, 1392410), (640, 1113928), (1024, 696205), (1280, 556964), (2560, 278482), (5120, 139241)]