88973440

素因数分解:

$2^7\times 5^1\times {\mathrm{139021}}^1$

素因数の和:139040

約数の個数: 32

約数和(自身を含む): 212703660

約数和(自身を除く): 123730220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 139021, 278042, 556084, 695105, 1112168, 1390210, 2224336, 2780420, 4448672, 5560840, 8897344, 11121680, 17794688, 22243360, 44486720, 88973440]

約数ペア:

[(1, 88973440), (2, 44486720), (4, 22243360), (5, 17794688), (8, 11121680), (10, 8897344), (16, 5560840), (20, 4448672), (32, 2780420), (40, 2224336), (64, 1390210), (80, 1112168), (128, 695105), (160, 556084), (320, 278042), (640, 139021)]