8803880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2473}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 20039400

約数和(自身を除く): 11235520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2473, 3560, 4946, 9892, 12365, 19784, 24730, 49460, 98920, 220097, 440194, 880388, 1100485, 1760776, 2200970, 4401940, 8803880]

約数ペア:

[(1, 8803880), (2, 4401940), (4, 2200970), (5, 1760776), (8, 1100485), (10, 880388), (20, 440194), (40, 220097), (89, 98920), (178, 49460), (356, 24730), (445, 19784), (712, 12365), (890, 9892), (1780, 4946), (2473, 3560)]