20720112

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61667}}^1$

素因数の和:61685

約数の個数: 40

約数和(自身を含む): 61174656

約数和(自身を除く): 40454544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61667, 123334, 185001, 246668, 370002, 431669, 493336, 740004, 863338, 986672, 1295007, 1480008, 1726676, 2590014, 2960016, 3453352, 5180028, 6906704, 10360056, 20720112]

約数ペア:

[(1, 20720112), (2, 10360056), (3, 6906704), (4, 5180028), (6, 3453352), (7, 2960016), (8, 2590014), (12, 1726676), (14, 1480008), (16, 1295007), (21, 986672), (24, 863338), (28, 740004), (42, 493336), (48, 431669), (56, 370002), (84, 246668), (112, 185001), (168, 123334), (336, 61667)]