127940560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13217}}^1$

素因数の和:13252

約数の個数: 60

約数和(自身を含む): 326986884

約数和(自身を除く): 199046324

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 13217, 26434, 52868, 66085, 105736, 132170, 145387, 211472, 264340, 290774, 528680, 581548, 726935, 1057360, 1163096, 1453870, 1599257, 2326192, 2907740, 3198514, 5815480, 6397028, 7996285, 11630960, 12794056, 15992570, 25588112, 31985140, 63970280, 127940560]

約数ペア:

[(1, 127940560), (2, 63970280), (4, 31985140), (5, 25588112), (8, 15992570), (10, 12794056), (11, 11630960), (16, 7996285), (20, 6397028), (22, 5815480), (40, 3198514), (44, 2907740), (55, 2326192), (80, 1599257), (88, 1453870), (110, 1163096), (121, 1057360), (176, 726935), (220, 581548), (242, 528680), (440, 290774), (484, 264340), (605, 211472), (880, 145387), (968, 132170), (1210, 105736), (1936, 66085), (2420, 52868), (4840, 26434), (9680, 13217)]