12492040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 32319000

約数和(自身を除く): 19826960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 89, 110, 116, 121, 145, 178, 220, 232, 242, 290, 319, 356, 440, 445, 484, 580, 605, 638, 712, 890, 968, 979, 1160, 1210, 1276, 1595, 1780, 1958, 2420, 2552, 2581, 3190, 3509, 3560, 3916, 4840, 4895, 5162, 6380, 7018, 7832, 9790, 10324, 10769, 12760, 12905, 14036, 17545, 19580, 20648, 21538, 25810, 28072, 28391, 35090, 39160, 43076, 51620, 53845, 56782, 70180, 86152, 103240, 107690, 113564, 140360, 141955, 215380, 227128, 283910, 312301, 430760, 567820, 624602, 1135640, 1249204, 1561505, 2498408, 3123010, 6246020, 12492040]

約数ペア:

[(1, 12492040), (2, 6246020), (4, 3123010), (5, 2498408), (8, 1561505), (10, 1249204), (11, 1135640), (20, 624602), (22, 567820), (29, 430760), (40, 312301), (44, 283910), (55, 227128), (58, 215380), (88, 141955), (89, 140360), (110, 113564), (116, 107690), (121, 103240), (145, 86152), (178, 70180), (220, 56782), (232, 53845), (242, 51620), (290, 43076), (319, 39160), (356, 35090), (440, 28391), (445, 28072), (484, 25810), (580, 21538), (605, 20648), (638, 19580), (712, 17545), (890, 14036), (968, 12905), (979, 12760), (1160, 10769), (1210, 10324), (1276, 9790), (1595, 7832), (1780, 7018), (1958, 6380), (2420, 5162), (2552, 4895), (2581, 4840), (3190, 3916), (3509, 3560)]