20488927320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6323743}}^1$

素因数の和:6323766

約数の個数: 80

約数和(自身を含む): 68865572160

約数和(自身を除く): 48376644840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6323743, 12647486, 18971229, 25294972, 31618715, 37942458, 50589944, 56913687, 63237430, 75884916, 94856145, 113827374, 126474860, 151769832, 170741061, 189712290, 227654748, 252949720, 284568435, 341482122, 379424580, 455309496, 512223183, 569136870, 682964244, 758849160, 853705305, 1024446366, 1138273740, 1365928488, 1707410610, 2048892732, 2276547480, 2561115915, 3414821220, 4097785464, 5122231830, 6829642440, 10244463660, 20488927320]

約数ペア:

[(1, 20488927320), (2, 10244463660), (3, 6829642440), (4, 5122231830), (5, 4097785464), (6, 3414821220), (8, 2561115915), (9, 2276547480), (10, 2048892732), (12, 1707410610), (15, 1365928488), (18, 1138273740), (20, 1024446366), (24, 853705305), (27, 758849160), (30, 682964244), (36, 569136870), (40, 512223183), (45, 455309496), (54, 379424580), (60, 341482122), (72, 284568435), (81, 252949720), (90, 227654748), (108, 189712290), (120, 170741061), (135, 151769832), (162, 126474860), (180, 113827374), (216, 94856145), (270, 75884916), (324, 63237430), (360, 56913687), (405, 50589944), (540, 37942458), (648, 31618715), (810, 25294972), (1080, 18971229), (1620, 12647486), (3240, 6323743)]