20071680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5227}}^1$

素因数の和:5251

約数の個数: 72

約数和(自身を含む): 64116192

約数和(自身を除く): 44044512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5227, 10454, 15681, 20908, 26135, 31362, 41816, 52270, 62724, 78405, 83632, 104540, 125448, 156810, 167264, 209080, 250896, 313620, 334528, 418160, 501792, 627240, 669056, 836320, 1003584, 1254480, 1338112, 1672640, 2007168, 2508960, 3345280, 4014336, 5017920, 6690560, 10035840, 20071680]

約数ペア:

[(1, 20071680), (2, 10035840), (3, 6690560), (4, 5017920), (5, 4014336), (6, 3345280), (8, 2508960), (10, 2007168), (12, 1672640), (15, 1338112), (16, 1254480), (20, 1003584), (24, 836320), (30, 669056), (32, 627240), (40, 501792), (48, 418160), (60, 334528), (64, 313620), (80, 250896), (96, 209080), (120, 167264), (128, 156810), (160, 125448), (192, 104540), (240, 83632), (256, 78405), (320, 62724), (384, 52270), (480, 41816), (640, 31362), (768, 26135), (960, 20908), (1280, 15681), (1920, 10454), (3840, 5227)]