13784540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8951}}^1$

素因数の和:8978

約数の個数: 48

約数和(自身を含む): 36094464

約数和(自身を除く): 22309924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8951, 17902, 35804, 44755, 62657, 89510, 98461, 125314, 179020, 196922, 250628, 313285, 393844, 492305, 626570, 689227, 984610, 1253140, 1378454, 1969220, 2756908, 3446135, 6892270, 13784540]

約数ペア:

[(1, 13784540), (2, 6892270), (4, 3446135), (5, 2756908), (7, 1969220), (10, 1378454), (11, 1253140), (14, 984610), (20, 689227), (22, 626570), (28, 492305), (35, 393844), (44, 313285), (55, 250628), (70, 196922), (77, 179020), (110, 125314), (140, 98461), (154, 89510), (220, 62657), (308, 44755), (385, 35804), (770, 17902), (1540, 8951)]