47290640

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1489}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 110301720

約数和(自身を除く): 63011080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1489, 1588, 1985, 2978, 3176, 3970, 5956, 6352, 7445, 7940, 11912, 14890, 15880, 23824, 29780, 31760, 59560, 119120, 591133, 1182266, 2364532, 2955665, 4729064, 5911330, 9458128, 11822660, 23645320, 47290640]

約数ペア:

[(1, 47290640), (2, 23645320), (4, 11822660), (5, 9458128), (8, 5911330), (10, 4729064), (16, 2955665), (20, 2364532), (40, 1182266), (80, 591133), (397, 119120), (794, 59560), (1489, 31760), (1588, 29780), (1985, 23824), (2978, 15880), (3176, 14890), (3970, 11912), (5956, 7940), (6352, 7445)]