11453920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4211}}^1$

素因数の和:4243

約数の個数: 48

約数和(自身を含む): 28658448

約数和(自身を除く): 17204528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4211, 8422, 16844, 21055, 33688, 42110, 67376, 71587, 84220, 134752, 143174, 168440, 286348, 336880, 357935, 572696, 673760, 715870, 1145392, 1431740, 2290784, 2863480, 5726960, 11453920]

約数ペア:

[(1, 11453920), (2, 5726960), (4, 2863480), (5, 2290784), (8, 1431740), (10, 1145392), (16, 715870), (17, 673760), (20, 572696), (32, 357935), (34, 336880), (40, 286348), (68, 168440), (80, 143174), (85, 134752), (136, 84220), (160, 71587), (170, 67376), (272, 42110), (340, 33688), (544, 21055), (680, 16844), (1360, 8422), (2720, 4211)]