32281720

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{983}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 72796320

約数和(自身を除く): 40514600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 983, 1642, 1966, 3284, 3932, 4105, 4915, 6568, 7864, 8210, 9830, 16420, 19660, 32840, 39320, 807043, 1614086, 3228172, 4035215, 6456344, 8070430, 16140860, 32281720]

約数ペア:

[(1, 32281720), (2, 16140860), (4, 8070430), (5, 6456344), (8, 4035215), (10, 3228172), (20, 1614086), (40, 807043), (821, 39320), (983, 32840), (1642, 19660), (1966, 16420), (3284, 9830), (3932, 8210), (4105, 7864), (4915, 6568)]