874367890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{16189}}^1$

素因数の和:16698

約数の個数: 32

約数和(自身を含む): 1720543680

約数和(自身を除く): 846175790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 491, 982, 2455, 4910, 5401, 10802, 16189, 27005, 32378, 54010, 80945, 161890, 178079, 356158, 890395, 1780790, 7948799, 15897598, 39743995, 79487990, 87436789, 174873578, 437183945, 874367890]

約数ペア:

[(1, 874367890), (2, 437183945), (5, 174873578), (10, 87436789), (11, 79487990), (22, 39743995), (55, 15897598), (110, 7948799), (491, 1780790), (982, 890395), (2455, 356158), (4910, 178079), (5401, 161890), (10802, 80945), (16189, 54010), (27005, 32378)]