40643185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 59253120

約数和(自身を除く): 18609935

約数列:

[1, 5, 11, 19, 23, 55, 89, 95, 115, 209, 253, 361, 437, 445, 979, 1045, 1265, 1691, 1805, 2047, 2185, 3971, 4807, 4895, 8303, 8455, 10235, 18601, 19855, 22517, 24035, 32129, 38893, 41515, 91333, 93005, 112585, 160645, 194465, 353419, 427823, 456665, 738967, 1767095, 2139115, 3694835, 8128637, 40643185]

約数ペア:

[(1, 40643185), (5, 8128637), (11, 3694835), (19, 2139115), (23, 1767095), (55, 738967), (89, 456665), (95, 427823), (115, 353419), (209, 194465), (253, 160645), (361, 112585), (437, 93005), (445, 91333), (979, 41515), (1045, 38893), (1265, 32129), (1691, 24035), (1805, 22517), (2047, 19855), (2185, 18601), (3971, 10235), (4807, 8455), (4895, 8303)]