143806420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{521}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 311583888

約数和(自身を除く): 167777468

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 373, 521, 740, 746, 1042, 1492, 1865, 2084, 2605, 3730, 5210, 7460, 10420, 13801, 19277, 27602, 38554, 55204, 69005, 77108, 96385, 138010, 192770, 194333, 276020, 385540, 388666, 777332, 971665, 1943330, 3886660, 7190321, 14380642, 28761284, 35951605, 71903210, 143806420]

約数ペア:

[(1, 143806420), (2, 71903210), (4, 35951605), (5, 28761284), (10, 14380642), (20, 7190321), (37, 3886660), (74, 1943330), (148, 971665), (185, 777332), (370, 388666), (373, 385540), (521, 276020), (740, 194333), (746, 192770), (1042, 138010), (1492, 96385), (1865, 77108), (2084, 69005), (2605, 55204), (3730, 38554), (5210, 27602), (7460, 19277), (10420, 13801)]