129617840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147293}}^1$

素因数の和:147317

約数の個数: 40

約数和(自身を含む): 328760208

約数和(自身を除く): 199142368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 147293, 294586, 589172, 736465, 1178344, 1472930, 1620223, 2356688, 2945860, 3240446, 5891720, 6480892, 8101115, 11783440, 12961784, 16202230, 25923568, 32404460, 64808920, 129617840]

約数ペア:

[(1, 129617840), (2, 64808920), (4, 32404460), (5, 25923568), (8, 16202230), (10, 12961784), (11, 11783440), (16, 8101115), (20, 6480892), (22, 5891720), (40, 3240446), (44, 2945860), (55, 2356688), (80, 1620223), (88, 1472930), (110, 1178344), (176, 736465), (220, 589172), (440, 294586), (880, 147293)]