22118500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1477

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 27781532

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1427, 1550, 2854, 3100, 3875, 5708, 7135, 7750, 14270, 15500, 28540, 35675, 44237, 71350, 88474, 142700, 176948, 178375, 221185, 356750, 442370, 713500, 884740, 1105925, 2211850, 4423700, 5529625, 11059250, 22118500]

約数ペア:

[(1, 22118500), (2, 11059250), (4, 5529625), (5, 4423700), (10, 2211850), (20, 1105925), (25, 884740), (31, 713500), (50, 442370), (62, 356750), (100, 221185), (124, 178375), (125, 176948), (155, 142700), (250, 88474), (310, 71350), (500, 44237), (620, 35675), (775, 28540), (1427, 15500), (1550, 14270), (2854, 7750), (3100, 7135), (3875, 5708)]