13408980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17191}}^1$

素因数の和:17216

約数の個数: 48

約数和(自身を含む): 40435584

約数和(自身を除く): 27026604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 17191, 34382, 51573, 68764, 85955, 103146, 171910, 206292, 223483, 257865, 343820, 446966, 515730, 670449, 893932, 1031460, 1117415, 1340898, 2234830, 2681796, 3352245, 4469660, 6704490, 13408980]

約数ペア:

[(1, 13408980), (2, 6704490), (3, 4469660), (4, 3352245), (5, 2681796), (6, 2234830), (10, 1340898), (12, 1117415), (13, 1031460), (15, 893932), (20, 670449), (26, 515730), (30, 446966), (39, 343820), (52, 257865), (60, 223483), (65, 206292), (78, 171910), (130, 103146), (156, 85955), (195, 68764), (260, 51573), (390, 34382), (780, 17191)]