18795520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3671}}^1$

素因数の和:3696

約数の個数: 44

約数和(自身を含む): 45099504

約数和(自身を除く): 26303984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 3671, 5120, 7342, 14684, 18355, 29368, 36710, 58736, 73420, 117472, 146840, 234944, 293680, 469888, 587360, 939776, 1174720, 1879552, 2349440, 3759104, 4698880, 9397760, 18795520]

約数ペア:

[(1, 18795520), (2, 9397760), (4, 4698880), (5, 3759104), (8, 2349440), (10, 1879552), (16, 1174720), (20, 939776), (32, 587360), (40, 469888), (64, 293680), (80, 234944), (128, 146840), (160, 117472), (256, 73420), (320, 58736), (512, 36710), (640, 29368), (1024, 18355), (1280, 14684), (2560, 7342), (3671, 5120)]