13050940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 31776192

約数和(自身を除く): 18725252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1277, 1460, 2044, 2554, 2555, 5108, 5110, 6385, 8939, 10220, 12770, 17878, 25540, 35756, 44695, 89390, 93221, 178780, 186442, 372884, 466105, 652547, 932210, 1305094, 1864420, 2610188, 3262735, 6525470, 13050940]

約数ペア:

[(1, 13050940), (2, 6525470), (4, 3262735), (5, 2610188), (7, 1864420), (10, 1305094), (14, 932210), (20, 652547), (28, 466105), (35, 372884), (70, 186442), (73, 178780), (140, 93221), (146, 89390), (292, 44695), (365, 35756), (511, 25540), (730, 17878), (1022, 12770), (1277, 10220), (1460, 8939), (2044, 6385), (2554, 5110), (2555, 5108)]