28543730

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 53018928

約数和(自身を除く): 24475198

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 610, 641, 730, 1282, 3205, 4453, 6410, 8906, 22265, 39101, 44530, 46793, 78202, 93586, 195505, 233965, 391010, 467930, 2854373, 5708746, 14271865, 28543730]

約数ペア:

[(1, 28543730), (2, 14271865), (5, 5708746), (10, 2854373), (61, 467930), (73, 391010), (122, 233965), (146, 195505), (305, 93586), (365, 78202), (610, 46793), (641, 44530), (730, 39101), (1282, 22265), (3205, 8906), (4453, 6410)]