578890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 1156176

約数和(自身を除く): 577286

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 73, 122, 130, 146, 305, 365, 610, 730, 793, 949, 1586, 1898, 3965, 4453, 4745, 7930, 8906, 9490, 22265, 44530, 57889, 115778, 289445, 578890]

約数ペア:

[(1, 578890), (2, 289445), (5, 115778), (10, 57889), (13, 44530), (26, 22265), (61, 9490), (65, 8906), (73, 7930), (122, 4745), (130, 4453), (146, 3965), (305, 1898), (365, 1586), (610, 949), (730, 793)]