123784990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{104021}}^1$

素因数の和:104052

約数の個数: 32

約数和(自身を含む): 269625024

約数和(自身を除く): 145840034

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 104021, 208042, 520105, 728147, 1040210, 1456294, 1768357, 3536714, 3640735, 7281470, 8841785, 12378499, 17683570, 24756998, 61892495, 123784990]

約数ペア:

[(1, 123784990), (2, 61892495), (5, 24756998), (7, 17683570), (10, 12378499), (14, 8841785), (17, 7281470), (34, 3640735), (35, 3536714), (70, 1768357), (85, 1456294), (119, 1040210), (170, 728147), (238, 520105), (595, 208042), (1190, 104021)]