28456140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15299}}^1$

素因数の和:15342

約数の個数: 48

約数和(自身を含む): 82252800

約数和(自身を除く): 53796660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15299, 30598, 45897, 61196, 76495, 91794, 152990, 183588, 229485, 305980, 458970, 474269, 917940, 948538, 1422807, 1897076, 2371345, 2845614, 4742690, 5691228, 7114035, 9485380, 14228070, 28456140]

約数ペア:

[(1, 28456140), (2, 14228070), (3, 9485380), (4, 7114035), (5, 5691228), (6, 4742690), (10, 2845614), (12, 2371345), (15, 1897076), (20, 1422807), (30, 948538), (31, 917940), (60, 474269), (62, 458970), (93, 305980), (124, 229485), (155, 183588), (186, 152990), (310, 91794), (372, 76495), (465, 61196), (620, 45897), (930, 30598), (1860, 15299)]