16401780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{91121}}^1$

素因数の和:91136

約数の個数: 36

約数和(自身を含む): 49752612

約数和(自身を除く): 33350832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 91121, 182242, 273363, 364484, 455605, 546726, 820089, 911210, 1093452, 1366815, 1640178, 1822420, 2733630, 3280356, 4100445, 5467260, 8200890, 16401780]

約数ペア:

[(1, 16401780), (2, 8200890), (3, 5467260), (4, 4100445), (5, 3280356), (6, 2733630), (9, 1822420), (10, 1640178), (12, 1366815), (15, 1093452), (18, 911210), (20, 820089), (30, 546726), (36, 455605), (45, 364484), (60, 273363), (90, 182242), (180, 91121)]