7424420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 16343040

約数和(自身を除く): 8918620

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 127, 148, 158, 185, 254, 316, 370, 395, 508, 635, 740, 790, 1270, 1580, 2540, 2923, 4699, 5846, 9398, 10033, 11692, 14615, 18796, 20066, 23495, 29230, 40132, 46990, 50165, 58460, 93980, 100330, 200660, 371221, 742442, 1484884, 1856105, 3712210, 7424420]

約数ペア:

[(1, 7424420), (2, 3712210), (4, 1856105), (5, 1484884), (10, 742442), (20, 371221), (37, 200660), (74, 100330), (79, 93980), (127, 58460), (148, 50165), (158, 46990), (185, 40132), (254, 29230), (316, 23495), (370, 20066), (395, 18796), (508, 14615), (635, 11692), (740, 10033), (790, 9398), (1270, 5846), (1580, 4699), (2540, 2923)]