801920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{179}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 2203200

約数和(自身を除く): 1401280

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, 179, 224, 280, 320, 358, 448, 560, 640, 716, 895, 896, 1120, 1253, 1432, 1790, 2240, 2506, 2864, 3580, 4480, 5012, 5728, 6265, 7160, 10024, 11456, 12530, 14320, 20048, 22912, 25060, 28640, 40096, 50120, 57280, 80192, 100240, 114560, 160384, 200480, 400960, 801920]

約数ペア:

[(1, 801920), (2, 400960), (4, 200480), (5, 160384), (7, 114560), (8, 100240), (10, 80192), (14, 57280), (16, 50120), (20, 40096), (28, 28640), (32, 25060), (35, 22912), (40, 20048), (56, 14320), (64, 12530), (70, 11456), (80, 10024), (112, 7160), (128, 6265), (140, 5728), (160, 5012), (179, 4480), (224, 3580), (280, 2864), (320, 2506), (358, 2240), (448, 1790), (560, 1432), (640, 1253), (716, 1120), (895, 896)]