203559320

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{4639}}^1$

素因数の和:5747

約数の個数: 32

約数和(自身を含む): 458524800

約数和(自身を除く): 254965480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 2194, 4388, 4639, 5485, 8776, 9278, 10970, 18556, 21940, 23195, 37112, 43880, 46390, 92780, 185560, 5088983, 10177966, 20355932, 25444915, 40711864, 50889830, 101779660, 203559320]

約数ペア:

[(1, 203559320), (2, 101779660), (4, 50889830), (5, 40711864), (8, 25444915), (10, 20355932), (20, 10177966), (40, 5088983), (1097, 185560), (2194, 92780), (4388, 46390), (4639, 43880), (5485, 37112), (8776, 23195), (9278, 21940), (10970, 18556)]