309014780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{2099}}^1$

素因数の和:2558

約数の個数: 48

約数和(自身を含む): 689018400

約数和(自身を除く): 380003620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 433, 866, 1732, 2099, 2165, 4198, 4330, 7361, 8396, 8660, 10495, 14722, 20990, 29444, 35683, 36805, 41980, 71366, 73610, 142732, 147220, 178415, 356830, 713660, 908867, 1817734, 3635468, 4544335, 9088670, 15450739, 18177340, 30901478, 61802956, 77253695, 154507390, 309014780]

約数ペア:

[(1, 309014780), (2, 154507390), (4, 77253695), (5, 61802956), (10, 30901478), (17, 18177340), (20, 15450739), (34, 9088670), (68, 4544335), (85, 3635468), (170, 1817734), (340, 908867), (433, 713660), (866, 356830), (1732, 178415), (2099, 147220), (2165, 142732), (4198, 73610), (4330, 71366), (7361, 41980), (8396, 36805), (8660, 35683), (10495, 29444), (14722, 20990)]