2043220010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{257657}}^1$

素因数の和:257738

約数の個数: 32

約数和(自身を含む): 4025648592

約数和(自身を除く): 1982428582

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 257657, 515314, 1288285, 2576570, 3349541, 6699082, 15717077, 16747705, 31434154, 33495410, 78585385, 157170770, 204322001, 408644002, 1021610005, 2043220010]

約数ペア:

[(1, 2043220010), (2, 1021610005), (5, 408644002), (10, 204322001), (13, 157170770), (26, 78585385), (61, 33495410), (65, 31434154), (122, 16747705), (130, 15717077), (305, 6699082), (610, 3349541), (793, 2576570), (1586, 1288285), (3965, 515314), (7930, 257657)]