1543880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2969}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 3742200

約数和(自身を除く): 2198320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2969, 5938, 11876, 14845, 23752, 29690, 38597, 59380, 77194, 118760, 154388, 192985, 308776, 385970, 771940, 1543880]

約数ペア:

[(1, 1543880), (2, 771940), (4, 385970), (5, 308776), (8, 192985), (10, 154388), (13, 118760), (20, 77194), (26, 59380), (40, 38597), (52, 29690), (65, 23752), (104, 14845), (130, 11876), (260, 5938), (520, 2969)]