20252650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 42907968

約数和(自身を除く): 22655318

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 1601, 2530, 3202, 6325, 8005, 12650, 16010, 17611, 35222, 36823, 40025, 73646, 80050, 88055, 176110, 184115, 368230, 405053, 440275, 810106, 880550, 920575, 1841150, 2025265, 4050530, 10126325, 20252650]

約数ペア:

[(1, 20252650), (2, 10126325), (5, 4050530), (10, 2025265), (11, 1841150), (22, 920575), (23, 880550), (25, 810106), (46, 440275), (50, 405053), (55, 368230), (110, 184115), (115, 176110), (230, 88055), (253, 80050), (275, 73646), (506, 40025), (550, 36823), (575, 35222), (1150, 17611), (1265, 16010), (1601, 12650), (2530, 8005), (3202, 6325)]