1490764040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{9973}}^1$

素因数の和:10122

約数の個数: 64

約数和(自身を含む): 3479330160

約数和(自身を除く): 1988566120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 101, 148, 185, 202, 296, 370, 404, 505, 740, 808, 1010, 1480, 2020, 3737, 4040, 7474, 9973, 14948, 18685, 19946, 29896, 37370, 39892, 49865, 74740, 79784, 99730, 149480, 199460, 369001, 398920, 738002, 1007273, 1476004, 1845005, 2014546, 2952008, 3690010, 4029092, 5036365, 7380020, 8058184, 10072730, 14760040, 20145460, 37269101, 40290920, 74538202, 149076404, 186345505, 298152808, 372691010, 745382020, 1490764040]

約数ペア:

[(1, 1490764040), (2, 745382020), (4, 372691010), (5, 298152808), (8, 186345505), (10, 149076404), (20, 74538202), (37, 40290920), (40, 37269101), (74, 20145460), (101, 14760040), (148, 10072730), (185, 8058184), (202, 7380020), (296, 5036365), (370, 4029092), (404, 3690010), (505, 2952008), (740, 2014546), (808, 1845005), (1010, 1476004), (1480, 1007273), (2020, 738002), (3737, 398920), (4040, 369001), (7474, 199460), (9973, 149480), (14948, 99730), (18685, 79784), (19946, 74740), (29896, 49865), (37370, 39892)]