219937540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3833}}^1$

素因数の和:4012

約数の個数: 48

約数和(自身を含む): 489525120

約数和(自身を除く): 269587580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 755, 1510, 2869, 3020, 3833, 5738, 7666, 11476, 14345, 15332, 19165, 28690, 38330, 57380, 72827, 76660, 145654, 291308, 364135, 578783, 728270, 1157566, 1456540, 2315132, 2893915, 5787830, 10996877, 11575660, 21993754, 43987508, 54984385, 109968770, 219937540]

約数ペア:

[(1, 219937540), (2, 109968770), (4, 54984385), (5, 43987508), (10, 21993754), (19, 11575660), (20, 10996877), (38, 5787830), (76, 2893915), (95, 2315132), (151, 1456540), (190, 1157566), (302, 728270), (380, 578783), (604, 364135), (755, 291308), (1510, 145654), (2869, 76660), (3020, 72827), (3833, 57380), (5738, 38330), (7666, 28690), (11476, 19165), (14345, 15332)]