190193920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{21227}}^1$

素因数の和:21255

約数の個数: 72

約数和(自身を含む): 520680384

約数和(自身を除く): 330486464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 21227, 42454, 84908, 106135, 148589, 169816, 212270, 297178, 339632, 424540, 594356, 679264, 742945, 849080, 1188712, 1358528, 1485890, 1698160, 2377424, 2717056, 2971780, 3396320, 4754848, 5434112, 5943560, 6792640, 9509696, 11887120, 13585280, 19019392, 23774240, 27170560, 38038784, 47548480, 95096960, 190193920]

約数ペア:

[(1, 190193920), (2, 95096960), (4, 47548480), (5, 38038784), (7, 27170560), (8, 23774240), (10, 19019392), (14, 13585280), (16, 11887120), (20, 9509696), (28, 6792640), (32, 5943560), (35, 5434112), (40, 4754848), (56, 3396320), (64, 2971780), (70, 2717056), (80, 2377424), (112, 1698160), (128, 1485890), (140, 1358528), (160, 1188712), (224, 849080), (256, 742945), (280, 679264), (320, 594356), (448, 424540), (560, 339632), (640, 297178), (896, 212270), (1120, 169816), (1280, 148589), (1792, 106135), (2240, 84908), (4480, 42454), (8960, 21227)]