15798580

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 39529728

約数和(自身を除く): 23731148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 343, 470, 490, 658, 686, 940, 980, 1316, 1372, 1645, 1715, 2303, 2401, 3290, 3430, 4606, 4802, 6580, 6860, 9212, 9604, 11515, 12005, 16121, 16807, 23030, 24010, 32242, 33614, 46060, 48020, 64484, 67228, 80605, 84035, 112847, 161210, 168070, 225694, 322420, 336140, 451388, 564235, 789929, 1128470, 1579858, 2256940, 3159716, 3949645, 7899290, 15798580]

約数ペア:

[(1, 15798580), (2, 7899290), (4, 3949645), (5, 3159716), (7, 2256940), (10, 1579858), (14, 1128470), (20, 789929), (28, 564235), (35, 451388), (47, 336140), (49, 322420), (70, 225694), (94, 168070), (98, 161210), (140, 112847), (188, 84035), (196, 80605), (235, 67228), (245, 64484), (329, 48020), (343, 46060), (470, 33614), (490, 32242), (658, 24010), (686, 23030), (940, 16807), (980, 16121), (1316, 12005), (1372, 11515), (1645, 9604), (1715, 9212), (2303, 6860), (2401, 6580), (3290, 4802), (3430, 4606)]