2019490850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{10391}}^1$

素因数の和:10452

約数の個数: 72

約数和(自身を含む): 4244674752

約数和(自身を除く): 2225183902

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 169, 230, 299, 325, 338, 575, 598, 650, 845, 1150, 1495, 1690, 2990, 3887, 4225, 7475, 7774, 8450, 10391, 14950, 19435, 20782, 38870, 51955, 97175, 103910, 135083, 194350, 238993, 259775, 270166, 477986, 519550, 675415, 1194965, 1350830, 1756079, 2389930, 3106909, 3377075, 3512158, 5974825, 6213818, 6754150, 8780395, 11949650, 15534545, 17560790, 31069090, 40389817, 43901975, 77672725, 80779634, 87803950, 155345450, 201949085, 403898170, 1009745425, 2019490850]

約数ペア:

[(1, 2019490850), (2, 1009745425), (5, 403898170), (10, 201949085), (13, 155345450), (23, 87803950), (25, 80779634), (26, 77672725), (46, 43901975), (50, 40389817), (65, 31069090), (115, 17560790), (130, 15534545), (169, 11949650), (230, 8780395), (299, 6754150), (325, 6213818), (338, 5974825), (575, 3512158), (598, 3377075), (650, 3106909), (845, 2389930), (1150, 1756079), (1495, 1350830), (1690, 1194965), (2990, 675415), (3887, 519550), (4225, 477986), (7475, 270166), (7774, 259775), (8450, 238993), (10391, 194350), (14950, 135083), (19435, 103910), (20782, 97175), (38870, 51955)]