1288260080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{435223}}^1$

素因数の和:435273

約数の個数: 40

約数和(自身を含む): 3076163232

約数和(自身を除く): 1787903152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 435223, 870446, 1740892, 2176115, 3481784, 4352230, 6963568, 8704460, 16103251, 17408920, 32206502, 34817840, 64413004, 80516255, 128826008, 161032510, 257652016, 322065020, 644130040, 1288260080]

約数ペア:

[(1, 1288260080), (2, 644130040), (4, 322065020), (5, 257652016), (8, 161032510), (10, 128826008), (16, 80516255), (20, 64413004), (37, 34817840), (40, 32206502), (74, 17408920), (80, 16103251), (148, 8704460), (185, 6963568), (296, 4352230), (370, 3481784), (592, 2176115), (740, 1740892), (1480, 870446), (2960, 435223)]