69289720

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{6121}}^1$

素因数の和:6415

約数の個数: 32

約数和(自身を含む): 156478320

約数和(自身を除く): 87188600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 6121, 11320, 12242, 24484, 30605, 48968, 61210, 122420, 244840, 1732243, 3464486, 6928972, 8661215, 13857944, 17322430, 34644860, 69289720]

約数ペア:

[(1, 69289720), (2, 34644860), (4, 17322430), (5, 13857944), (8, 8661215), (10, 6928972), (20, 3464486), (40, 1732243), (283, 244840), (566, 122420), (1132, 61210), (1415, 48968), (2264, 30605), (2830, 24484), (5660, 12242), (6121, 11320)]