28033880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14303}}^1$

素因数の和:14328

約数の個数: 48

約数和(自身を含む): 73379520

約数和(自身を除く): 45345640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 14303, 28606, 57212, 71515, 100121, 114424, 143030, 200242, 286060, 400484, 500605, 572120, 700847, 800968, 1001210, 1401694, 2002420, 2803388, 3504235, 4004840, 5606776, 7008470, 14016940, 28033880]

約数ペア:

[(1, 28033880), (2, 14016940), (4, 7008470), (5, 5606776), (7, 4004840), (8, 3504235), (10, 2803388), (14, 2002420), (20, 1401694), (28, 1001210), (35, 800968), (40, 700847), (49, 572120), (56, 500605), (70, 400484), (98, 286060), (140, 200242), (196, 143030), (245, 114424), (280, 100121), (392, 71515), (490, 57212), (980, 28606), (1960, 14303)]