39980270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 82736640

約数和(自身を除く): 42756370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 83, 110, 145, 151, 166, 290, 302, 319, 415, 638, 755, 830, 913, 1510, 1595, 1661, 1826, 2407, 3190, 3322, 4379, 4565, 4814, 8305, 8758, 9130, 12035, 12533, 16610, 21895, 24070, 25066, 26477, 43790, 48169, 52954, 62665, 96338, 125330, 132385, 137863, 240845, 264770, 275726, 363457, 481690, 689315, 726914, 1378630, 1817285, 3634570, 3998027, 7996054, 19990135, 39980270]

約数ペア:

[(1, 39980270), (2, 19990135), (5, 7996054), (10, 3998027), (11, 3634570), (22, 1817285), (29, 1378630), (55, 726914), (58, 689315), (83, 481690), (110, 363457), (145, 275726), (151, 264770), (166, 240845), (290, 137863), (302, 132385), (319, 125330), (415, 96338), (638, 62665), (755, 52954), (830, 48169), (913, 43790), (1510, 26477), (1595, 25066), (1661, 24070), (1826, 21895), (2407, 16610), (3190, 12533), (3322, 12035), (4379, 9130), (4565, 8758), (4814, 8305)]