28764260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8933}}^1$

素因数の和:8972

約数の個数: 48

約数和(自身を含む): 72043776

約数和(自身を除く): 43279516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 8933, 17866, 35732, 44665, 62531, 89330, 125062, 178660, 205459, 250124, 312655, 410918, 625310, 821836, 1027295, 1250620, 1438213, 2054590, 2876426, 4109180, 5752852, 7191065, 14382130, 28764260]

約数ペア:

[(1, 28764260), (2, 14382130), (4, 7191065), (5, 5752852), (7, 4109180), (10, 2876426), (14, 2054590), (20, 1438213), (23, 1250620), (28, 1027295), (35, 821836), (46, 625310), (70, 410918), (92, 312655), (115, 250124), (140, 205459), (161, 178660), (230, 125062), (322, 89330), (460, 62531), (644, 44665), (805, 35732), (1610, 17866), (3220, 8933)]