20765190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4001}}^1$

素因数の和:4184

約数の個数: 32

約数和(自身を含む): 50137056

約数和(自身を除く): 29371866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 4001, 5190, 8002, 12003, 20005, 24006, 40010, 60015, 120030, 692173, 1384346, 2076519, 3460865, 4153038, 6921730, 10382595, 20765190]

約数ペア:

[(1, 20765190), (2, 10382595), (3, 6921730), (5, 4153038), (6, 3460865), (10, 2076519), (15, 1384346), (30, 692173), (173, 120030), (346, 60015), (519, 40010), (865, 24006), (1038, 20005), (1730, 12003), (2595, 8002), (4001, 5190)]