1569546940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{1103}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 3580815168

約数和(自身を除く): 2011268228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 421, 676, 842, 845, 1103, 1684, 1690, 2105, 2206, 3380, 4210, 4412, 5473, 5515, 8420, 10946, 11030, 14339, 21892, 22060, 27365, 28678, 54730, 57356, 71149, 71695, 109460, 142298, 143390, 186407, 284596, 286780, 355745, 372814, 464363, 711490, 745628, 928726, 932035, 1422980, 1857452, 1864070, 2321815, 3728140, 4643630, 6036719, 9287260, 12073438, 24146876, 30183595, 60367190, 78477347, 120734380, 156954694, 313909388, 392386735, 784773470, 1569546940]

約数ペア:

[(1, 1569546940), (2, 784773470), (4, 392386735), (5, 313909388), (10, 156954694), (13, 120734380), (20, 78477347), (26, 60367190), (52, 30183595), (65, 24146876), (130, 12073438), (169, 9287260), (260, 6036719), (338, 4643630), (421, 3728140), (676, 2321815), (842, 1864070), (845, 1857452), (1103, 1422980), (1684, 932035), (1690, 928726), (2105, 745628), (2206, 711490), (3380, 464363), (4210, 372814), (4412, 355745), (5473, 286780), (5515, 284596), (8420, 186407), (10946, 143390), (11030, 142298), (14339, 109460), (21892, 71695), (22060, 71149), (27365, 57356), (28678, 54730)]