306804940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1180019}}^1$

素因数の和:1180041

約数の個数: 24

約数和(自身を含む): 693851760

約数和(自身を除く): 387046820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1180019, 2360038, 4720076, 5900095, 11800190, 15340247, 23600380, 30680494, 61360988, 76701235, 153402470, 306804940]

約数ペア:

[(1, 306804940), (2, 153402470), (4, 76701235), (5, 61360988), (10, 30680494), (13, 23600380), (20, 15340247), (26, 11800190), (52, 5900095), (65, 4720076), (130, 2360038), (260, 1180019)]