28294400

素因数分解:

$2^8\times 5^2\times {\mathrm{4421}}^1$

素因数の和:4447

約数の個数: 54

約数和(自身を含む): 70048902

約数和(自身を除く): 41754502

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 4421, 6400, 8842, 17684, 22105, 35368, 44210, 70736, 88420, 110525, 141472, 176840, 221050, 282944, 353680, 442100, 565888, 707360, 884200, 1131776, 1414720, 1768400, 2829440, 3536800, 5658880, 7073600, 14147200, 28294400]

約数ペア:

[(1, 28294400), (2, 14147200), (4, 7073600), (5, 5658880), (8, 3536800), (10, 2829440), (16, 1768400), (20, 1414720), (25, 1131776), (32, 884200), (40, 707360), (50, 565888), (64, 442100), (80, 353680), (100, 282944), (128, 221050), (160, 176840), (200, 141472), (256, 110525), (320, 88420), (400, 70736), (640, 44210), (800, 35368), (1280, 22105), (1600, 17684), (3200, 8842), (4421, 6400)]