5123720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 13651200

約数和(自身を除く): 8527480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 631, 812, 1015, 1160, 1262, 1624, 2030, 2524, 3155, 4060, 4417, 5048, 6310, 8120, 8834, 12620, 17668, 18299, 22085, 25240, 35336, 36598, 44170, 73196, 88340, 91495, 128093, 146392, 176680, 182990, 256186, 365980, 512372, 640465, 731960, 1024744, 1280930, 2561860, 5123720]

約数ペア:

[(1, 5123720), (2, 2561860), (4, 1280930), (5, 1024744), (7, 731960), (8, 640465), (10, 512372), (14, 365980), (20, 256186), (28, 182990), (29, 176680), (35, 146392), (40, 128093), (56, 91495), (58, 88340), (70, 73196), (116, 44170), (140, 36598), (145, 35336), (203, 25240), (232, 22085), (280, 18299), (290, 17668), (406, 12620), (580, 8834), (631, 8120), (812, 6310), (1015, 5048), (1160, 4417), (1262, 4060), (1624, 3155), (2030, 2524)]