220123208

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{5011}}^1$

素因数の和:5070

約数の個数: 48

約数和(自身を含む): 461605200

約数和(自身を除く): 241481992

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 289, 323, 578, 646, 1156, 1292, 2312, 2584, 5011, 5491, 10022, 10982, 20044, 21964, 40088, 43928, 85187, 95209, 170374, 190418, 340748, 380836, 681496, 761672, 1448179, 1618553, 2896358, 3237106, 5792716, 6474212, 11585432, 12948424, 27515401, 55030802, 110061604, 220123208]

約数ペア:

[(1, 220123208), (2, 110061604), (4, 55030802), (8, 27515401), (17, 12948424), (19, 11585432), (34, 6474212), (38, 5792716), (68, 3237106), (76, 2896358), (136, 1618553), (152, 1448179), (289, 761672), (323, 681496), (578, 380836), (646, 340748), (1156, 190418), (1292, 170374), (2312, 95209), (2584, 85187), (5011, 43928), (5491, 40088), (10022, 21964), (10982, 20044)]