55814920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{28477}}^1$

素因数の和:28502

約数の個数: 48

約数和(自身を含む): 146092140

約数和(自身を除く): 90277220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 28477, 56954, 113908, 142385, 199339, 227816, 284770, 398678, 569540, 797356, 996695, 1139080, 1395373, 1594712, 1993390, 2790746, 3986780, 5581492, 6976865, 7973560, 11162984, 13953730, 27907460, 55814920]

約数ペア:

[(1, 55814920), (2, 27907460), (4, 13953730), (5, 11162984), (7, 7973560), (8, 6976865), (10, 5581492), (14, 3986780), (20, 2790746), (28, 1993390), (35, 1594712), (40, 1395373), (49, 1139080), (56, 996695), (70, 797356), (98, 569540), (140, 398678), (196, 284770), (245, 227816), (280, 199339), (392, 142385), (490, 113908), (980, 56954), (1960, 28477)]