127967180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{52879}}^1$

素因数の和:52910

約数の個数: 36

約数和(自身を含む): 295387680

約数和(自身を除く): 167420500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 52879, 105758, 211516, 264395, 528790, 581669, 1057580, 1163338, 2326676, 2908345, 5816690, 6398359, 11633380, 12796718, 25593436, 31991795, 63983590, 127967180]

約数ペア:

[(1, 127967180), (2, 63983590), (4, 31991795), (5, 25593436), (10, 12796718), (11, 11633380), (20, 6398359), (22, 5816690), (44, 2908345), (55, 2326676), (110, 1163338), (121, 1057580), (220, 581669), (242, 528790), (484, 264395), (605, 211516), (1210, 105758), (2420, 52879)]