7130240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 18378360

約数和(自身を除く): 11248120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 857, 1040, 1664, 1714, 2080, 3428, 4160, 4285, 6856, 8320, 8570, 11141, 13712, 17140, 22282, 27424, 34280, 44564, 54848, 55705, 68560, 89128, 109696, 111410, 137120, 178256, 222820, 274240, 356512, 445640, 548480, 713024, 891280, 1426048, 1782560, 3565120, 7130240]

約数ペア:

[(1, 7130240), (2, 3565120), (4, 1782560), (5, 1426048), (8, 891280), (10, 713024), (13, 548480), (16, 445640), (20, 356512), (26, 274240), (32, 222820), (40, 178256), (52, 137120), (64, 111410), (65, 109696), (80, 89128), (104, 68560), (128, 55705), (130, 54848), (160, 44564), (208, 34280), (260, 27424), (320, 22282), (416, 17140), (520, 13712), (640, 11141), (832, 8570), (857, 8320), (1040, 6856), (1664, 4285), (1714, 4160), (2080, 3428)]