201995580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{90989}}^1$

素因数の和:91038

約数の個数: 48

約数和(自身を含む): 580880160

約数和(自身を除く): 378884580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 90989, 181978, 272967, 363956, 454945, 545934, 909890, 1091868, 1364835, 1819780, 2729670, 3366593, 5459340, 6733186, 10099779, 13466372, 16832965, 20199558, 33665930, 40399116, 50498895, 67331860, 100997790, 201995580]

約数ペア:

[(1, 201995580), (2, 100997790), (3, 67331860), (4, 50498895), (5, 40399116), (6, 33665930), (10, 20199558), (12, 16832965), (15, 13466372), (20, 10099779), (30, 6733186), (37, 5459340), (60, 3366593), (74, 2729670), (111, 1819780), (148, 1364835), (185, 1091868), (222, 909890), (370, 545934), (444, 454945), (555, 363956), (740, 272967), (1110, 181978), (2220, 90989)]