87041920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19429}}^1$

素因数の和:19455

約数の個数: 64

約数和(自身を含む): 237823200

約数和(自身を除く): 150781280

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 19429, 38858, 77716, 97145, 136003, 155432, 194290, 272006, 310864, 388580, 544012, 621728, 680015, 777160, 1088024, 1243456, 1360030, 1554320, 2176048, 2486912, 2720060, 3108640, 4352096, 5440120, 6217280, 8704192, 10880240, 12434560, 17408384, 21760480, 43520960, 87041920]

約数ペア:

[(1, 87041920), (2, 43520960), (4, 21760480), (5, 17408384), (7, 12434560), (8, 10880240), (10, 8704192), (14, 6217280), (16, 5440120), (20, 4352096), (28, 3108640), (32, 2720060), (35, 2486912), (40, 2176048), (56, 1554320), (64, 1360030), (70, 1243456), (80, 1088024), (112, 777160), (128, 680015), (140, 621728), (160, 544012), (224, 388580), (280, 310864), (320, 272006), (448, 194290), (560, 155432), (640, 136003), (896, 97145), (1120, 77716), (2240, 38858), (4480, 19429)]