74801420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{373}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 162357888

約数和(自身を除く): 87556468

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 271, 370, 373, 542, 740, 746, 1084, 1355, 1492, 1865, 2710, 3730, 5420, 7460, 10027, 13801, 20054, 27602, 40108, 50135, 55204, 69005, 100270, 101083, 138010, 200540, 202166, 276020, 404332, 505415, 1010830, 2021660, 3740071, 7480142, 14960284, 18700355, 37400710, 74801420]

約数ペア:

[(1, 74801420), (2, 37400710), (4, 18700355), (5, 14960284), (10, 7480142), (20, 3740071), (37, 2021660), (74, 1010830), (148, 505415), (185, 404332), (271, 276020), (370, 202166), (373, 200540), (542, 138010), (740, 101083), (746, 100270), (1084, 69005), (1355, 55204), (1492, 50135), (1865, 40108), (2710, 27602), (3730, 20054), (5420, 13801), (7460, 10027)]