30080440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57847}}^1$

素因数の和:57871

約数の個数: 32

約数和(自身を含む): 72888480

約数和(自身を除く): 42808040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57847, 115694, 231388, 289235, 462776, 578470, 752011, 1156940, 1504022, 2313880, 3008044, 3760055, 6016088, 7520110, 15040220, 30080440]

約数ペア:

[(1, 30080440), (2, 15040220), (4, 7520110), (5, 6016088), (8, 3760055), (10, 3008044), (13, 2313880), (20, 1504022), (26, 1156940), (40, 752011), (52, 578470), (65, 462776), (104, 289235), (130, 231388), (260, 115694), (520, 57847)]