11487920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8447}}^1$

素因数の和:8477

約数の個数: 40

約数和(自身を含む): 28283904

約数和(自身を除く): 16795984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8447, 16894, 33788, 42235, 67576, 84470, 135152, 143599, 168940, 287198, 337880, 574396, 675760, 717995, 1148792, 1435990, 2297584, 2871980, 5743960, 11487920]

約数ペア:

[(1, 11487920), (2, 5743960), (4, 2871980), (5, 2297584), (8, 1435990), (10, 1148792), (16, 717995), (17, 675760), (20, 574396), (34, 337880), (40, 287198), (68, 168940), (80, 143599), (85, 135152), (136, 84470), (170, 67576), (272, 42235), (340, 33788), (680, 16894), (1360, 8447)]