641072.0000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 12545280

約数和(自身を除く): 6306410

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 1319, 2365, 2638, 4730, 6595, 13190, 14509, 29018, 56717, 72545, 113434, 145090, 283585, 567170, 623887, 1247774, 3119435, 6238870]

約数ペア:

[(1, 6238870), (2, 3119435), (5, 1247774), (10, 623887), (11, 567170), (22, 283585), (43, 145090), (55, 113434), (86, 72545), (110, 56717), (215, 29018), (430, 14509), (473, 13190), (946, 6595), (1319, 4730), (2365, 2638)]