20936370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7669}}^1$

素因数の和:7699

約数の個数: 64

約数和(自身を含む): 61850880

約数和(自身を除く): 40914510

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7669, 15338, 23007, 38345, 46014, 53683, 76690, 99697, 107366, 115035, 161049, 199394, 230070, 268415, 299091, 322098, 498485, 536830, 598182, 697879, 805245, 996970, 1395758, 1495455, 1610490, 2093637, 2990910, 3489395, 4187274, 6978790, 10468185, 20936370]

約数ペア:

[(1, 20936370), (2, 10468185), (3, 6978790), (5, 4187274), (6, 3489395), (7, 2990910), (10, 2093637), (13, 1610490), (14, 1495455), (15, 1395758), (21, 996970), (26, 805245), (30, 697879), (35, 598182), (39, 536830), (42, 498485), (65, 322098), (70, 299091), (78, 268415), (91, 230070), (105, 199394), (130, 161049), (182, 115035), (195, 107366), (210, 99697), (273, 76690), (390, 53683), (455, 46014), (546, 38345), (910, 23007), (1365, 15338), (2730, 7669)]