5388800

素因数分解:

$2^9\times 5^2\times {\mathrm{421}}^1$

素因数の和:449

約数の個数: 60

約数和(自身を含む): 13382886

約数和(自身を除く): 7994086

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 421, 512, 640, 800, 842, 1280, 1600, 1684, 2105, 2560, 3200, 3368, 4210, 6400, 6736, 8420, 10525, 12800, 13472, 16840, 21050, 26944, 33680, 42100, 53888, 67360, 84200, 107776, 134720, 168400, 215552, 269440, 336800, 538880, 673600, 1077760, 1347200, 2694400, 5388800]

約数ペア:

[(1, 5388800), (2, 2694400), (4, 1347200), (5, 1077760), (8, 673600), (10, 538880), (16, 336800), (20, 269440), (25, 215552), (32, 168400), (40, 134720), (50, 107776), (64, 84200), (80, 67360), (100, 53888), (128, 42100), (160, 33680), (200, 26944), (256, 21050), (320, 16840), (400, 13472), (421, 12800), (512, 10525), (640, 8420), (800, 6736), (842, 6400), (1280, 4210), (1600, 3368), (1684, 3200), (2105, 2560)]