11808990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 80

約数和(自身を含む): 32408640

約数和(自身を除く): 20599650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 239, 270, 305, 366, 405, 478, 549, 610, 717, 810, 915, 1098, 1195, 1434, 1647, 1830, 2151, 2390, 2745, 3294, 3585, 4302, 4941, 5490, 6453, 7170, 8235, 9882, 10755, 12906, 14579, 16470, 19359, 21510, 24705, 29158, 32265, 38718, 43737, 49410, 64530, 72895, 87474, 96795, 131211, 145790, 193590, 218685, 262422, 393633, 437370, 656055, 787266, 1180899, 1312110, 1968165, 2361798, 3936330, 5904495, 11808990]

約数ペア:

[(1, 11808990), (2, 5904495), (3, 3936330), (5, 2361798), (6, 1968165), (9, 1312110), (10, 1180899), (15, 787266), (18, 656055), (27, 437370), (30, 393633), (45, 262422), (54, 218685), (61, 193590), (81, 145790), (90, 131211), (122, 96795), (135, 87474), (162, 72895), (183, 64530), (239, 49410), (270, 43737), (305, 38718), (366, 32265), (405, 29158), (478, 24705), (549, 21510), (610, 19359), (717, 16470), (810, 14579), (915, 12906), (1098, 10755), (1195, 9882), (1434, 8235), (1647, 7170), (1830, 6453), (2151, 5490), (2390, 4941), (2745, 4302), (3294, 3585)]