8851940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4973}}^1$

素因数の和:5071

約数の個数: 24

約数和(自身を含む): 18801720

約数和(自身を除く): 9949780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 4973, 9946, 19892, 24865, 49730, 99460, 442597, 885194, 1770388, 2212985, 4425970, 8851940]

約数ペア:

[(1, 8851940), (2, 4425970), (4, 2212985), (5, 1770388), (10, 885194), (20, 442597), (89, 99460), (178, 49730), (356, 24865), (445, 19892), (890, 9946), (1780, 4973)]