20722836480

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1349143}}^1$

素因数の和:1349171

約数の個数: 88

約数和(自身を含む): 66280746432

約数和(自身を除く): 45557909952

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, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 1349143, 2698286, 4047429, 5396572, 6745715, 8094858, 10793144, 13491430, 16189716, 20237145, 21586288, 26982860, 32379432, 40474290, 43172576, 53965720, 64758864, 80948580, 86345152, 107931440, 129517728, 161897160, 172690304, 215862880, 259035456, 323794320, 345380608, 431725760, 518070912, 647588640, 690761216, 863451520, 1036141824, 1295177280, 1381522432, 1726903040, 2072283648, 2590354560, 3453806080, 4144567296, 5180709120, 6907612160, 10361418240, 20722836480]

約数ペア:

[(1, 20722836480), (2, 10361418240), (3, 6907612160), (4, 5180709120), (5, 4144567296), (6, 3453806080), (8, 2590354560), (10, 2072283648), (12, 1726903040), (15, 1381522432), (16, 1295177280), (20, 1036141824), (24, 863451520), (30, 690761216), (32, 647588640), (40, 518070912), (48, 431725760), (60, 345380608), (64, 323794320), (80, 259035456), (96, 215862880), (120, 172690304), (128, 161897160), (160, 129517728), (192, 107931440), (240, 86345152), (256, 80948580), (320, 64758864), (384, 53965720), (480, 43172576), (512, 40474290), (640, 32379432), (768, 26982860), (960, 21586288), (1024, 20237145), (1280, 16189716), (1536, 13491430), (1920, 10793144), (2560, 8094858), (3072, 6745715), (3840, 5396572), (5120, 4047429), (7680, 2698286), (15360, 1349143)]