28949150

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2939}}^1$

素因数の和:3148

約数の個数: 24

約数和(自身を含む): 54137160

約数和(自身を除く): 25188010

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 2939, 4925, 5878, 9850, 14695, 29390, 73475, 146950, 578983, 1157966, 2894915, 5789830, 14474575, 28949150]

約数ペア:

[(1, 28949150), (2, 14474575), (5, 5789830), (10, 2894915), (25, 1157966), (50, 578983), (197, 146950), (394, 73475), (985, 29390), (1970, 14695), (2939, 9850), (4925, 5878)]