16590440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1721}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 37505160

約数和(自身を除く): 20914720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1721, 1928, 2410, 3442, 4820, 6884, 8605, 9640, 13768, 17210, 34420, 68840, 414761, 829522, 1659044, 2073805, 3318088, 4147610, 8295220, 16590440]

約数ペア:

[(1, 16590440), (2, 8295220), (4, 4147610), (5, 3318088), (8, 2073805), (10, 1659044), (20, 829522), (40, 414761), (241, 68840), (482, 34420), (964, 17210), (1205, 13768), (1721, 9640), (1928, 8605), (2410, 6884), (3442, 4820)]