54481420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3853}}^1$

素因数の和:3970

約数の個数: 48

約数和(自身を含む): 132084288

約数和(自身を除く): 77602868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 3853, 7070, 7706, 14140, 15412, 19265, 26971, 38530, 53942, 77060, 107884, 134855, 269710, 389153, 539420, 778306, 1556612, 1945765, 2724071, 3891530, 5448142, 7783060, 10896284, 13620355, 27240710, 54481420]

約数ペア:

[(1, 54481420), (2, 27240710), (4, 13620355), (5, 10896284), (7, 7783060), (10, 5448142), (14, 3891530), (20, 2724071), (28, 1945765), (35, 1556612), (70, 778306), (101, 539420), (140, 389153), (202, 269710), (404, 134855), (505, 107884), (707, 77060), (1010, 53942), (1414, 38530), (2020, 26971), (2828, 19265), (3535, 15412), (3853, 14140), (7070, 7706)]