20227939220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1438687}}^1$

素因数の和:1438752

約数の個数: 48

約数和(自身を含む): 45922920960

約数和(自身を除く): 25694981740

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 1438687, 2877374, 5754748, 7193435, 14386870, 27335053, 28773740, 53231419, 54670106, 106462838, 109340212, 136675265, 212925676, 266157095, 273350530, 532314190, 546701060, 1011396961, 1064628380, 2022793922, 4045587844, 5056984805, 10113969610, 20227939220]

約数ペア:

[(1, 20227939220), (2, 10113969610), (4, 5056984805), (5, 4045587844), (10, 2022793922), (19, 1064628380), (20, 1011396961), (37, 546701060), (38, 532314190), (74, 273350530), (76, 266157095), (95, 212925676), (148, 136675265), (185, 109340212), (190, 106462838), (370, 54670106), (380, 53231419), (703, 28773740), (740, 27335053), (1406, 14386870), (2812, 7193435), (3515, 5754748), (7030, 2877374), (14060, 1438687)]