403030660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17387}}^1$

素因数の和:17476

約数の個数: 48

約数和(自身を含む): 905567040

約数和(自身を除く): 502536380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 17387, 23180, 34774, 69548, 86935, 173870, 330353, 347740, 660706, 1060607, 1321412, 1651765, 2121214, 3303530, 4242428, 5303035, 6607060, 10606070, 20151533, 21212140, 40303066, 80606132, 100757665, 201515330, 403030660]

約数ペア:

[(1, 403030660), (2, 201515330), (4, 100757665), (5, 80606132), (10, 40303066), (19, 21212140), (20, 20151533), (38, 10606070), (61, 6607060), (76, 5303035), (95, 4242428), (122, 3303530), (190, 2121214), (244, 1651765), (305, 1321412), (380, 1060607), (610, 660706), (1159, 347740), (1220, 330353), (2318, 173870), (4636, 86935), (5795, 69548), (11590, 34774), (17387, 23180)]