20149406940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1987121}}^1$

素因数の和:1987159

約数の個数: 72

約数和(自身を含む): 61092078768

約数和(自身を除く): 40942671828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 1987121, 3974242, 5961363, 7948484, 9935605, 11922726, 19871210, 23845452, 25832573, 29806815, 39742420, 51665146, 59613630, 77497719, 103330292, 119227260, 129162865, 154995438, 258325730, 309990876, 335823449, 387488595, 516651460, 671646898, 774977190, 1007470347, 1343293796, 1549954380, 1679117245, 2014940694, 3358234490, 4029881388, 5037351735, 6716468980, 10074703470, 20149406940]

約数ペア:

[(1, 20149406940), (2, 10074703470), (3, 6716468980), (4, 5037351735), (5, 4029881388), (6, 3358234490), (10, 2014940694), (12, 1679117245), (13, 1549954380), (15, 1343293796), (20, 1007470347), (26, 774977190), (30, 671646898), (39, 516651460), (52, 387488595), (60, 335823449), (65, 309990876), (78, 258325730), (130, 154995438), (156, 129162865), (169, 119227260), (195, 103330292), (260, 77497719), (338, 59613630), (390, 51665146), (507, 39742420), (676, 29806815), (780, 25832573), (845, 23845452), (1014, 19871210), (1690, 11922726), (2028, 9935605), (2535, 7948484), (3380, 5961363), (5070, 3974242), (10140, 1987121)]