7261540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2572

約数の個数: 48

約数和(自身を含む): 17922240

約数和(自身を除く): 10660700

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2539, 2860, 5078, 10156, 12695, 25390, 27929, 33007, 50780, 55858, 66014, 111716, 132028, 139645, 165035, 279290, 330070, 363077, 558580, 660140, 726154, 1452308, 1815385, 3630770, 7261540]

約数ペア:

[(1, 7261540), (2, 3630770), (4, 1815385), (5, 1452308), (10, 726154), (11, 660140), (13, 558580), (20, 363077), (22, 330070), (26, 279290), (44, 165035), (52, 139645), (55, 132028), (65, 111716), (110, 66014), (130, 55858), (143, 50780), (220, 33007), (260, 27929), (286, 25390), (572, 12695), (715, 10156), (1430, 5078), (2539, 2860)]