13641680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1009}}^1$

素因数の和:1048

約数の個数: 60

約数和(自身を含む): 34378380

約数和(自身を除く): 20736700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1009, 1040, 1352, 1690, 2018, 2704, 3380, 4036, 5045, 6760, 8072, 10090, 13117, 13520, 16144, 20180, 26234, 40360, 52468, 65585, 80720, 104936, 131170, 170521, 209872, 262340, 341042, 524680, 682084, 852605, 1049360, 1364168, 1705210, 2728336, 3410420, 6820840, 13641680]

約数ペア:

[(1, 13641680), (2, 6820840), (4, 3410420), (5, 2728336), (8, 1705210), (10, 1364168), (13, 1049360), (16, 852605), (20, 682084), (26, 524680), (40, 341042), (52, 262340), (65, 209872), (80, 170521), (104, 131170), (130, 104936), (169, 80720), (208, 65585), (260, 52468), (338, 40360), (520, 26234), (676, 20180), (845, 16144), (1009, 13520), (1040, 13117), (1352, 10090), (1690, 8072), (2018, 6760), (2704, 5045), (3380, 4036)]