20941950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{937}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 52340400

約数和(自身を除く): 31398450

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 149, 150, 298, 447, 745, 894, 937, 1490, 1874, 2235, 2811, 3725, 4470, 4685, 5622, 7450, 9370, 11175, 14055, 22350, 23425, 28110, 46850, 70275, 139613, 140550, 279226, 418839, 698065, 837678, 1396130, 2094195, 3490325, 4188390, 6980650, 10470975, 20941950]

約数ペア:

[(1, 20941950), (2, 10470975), (3, 6980650), (5, 4188390), (6, 3490325), (10, 2094195), (15, 1396130), (25, 837678), (30, 698065), (50, 418839), (75, 279226), (149, 140550), (150, 139613), (298, 70275), (447, 46850), (745, 28110), (894, 23425), (937, 22350), (1490, 14055), (1874, 11175), (2235, 9370), (2811, 7450), (3725, 5622), (4470, 4685)]