201828520

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{6791}}^1$

素因数の和:7545

約数の個数: 32

約数和(自身を含む): 454792320

約数和(自身を除く): 252963800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2972, 3715, 5944, 6791, 7430, 13582, 14860, 27164, 29720, 33955, 54328, 67910, 135820, 271640, 5045713, 10091426, 20182852, 25228565, 40365704, 50457130, 100914260, 201828520]

約数ペア:

[(1, 201828520), (2, 100914260), (4, 50457130), (5, 40365704), (8, 25228565), (10, 20182852), (20, 10091426), (40, 5045713), (743, 271640), (1486, 135820), (2972, 67910), (3715, 54328), (5944, 33955), (6791, 29720), (7430, 27164), (13582, 14860)]