73205020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{74699}}^1$

素因数の和:74722

約数の個数: 36

約数和(自身を含む): 178831800

約数和(自身を除く): 105626780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 74699, 149398, 298796, 373495, 522893, 746990, 1045786, 1493980, 2091572, 2614465, 3660251, 5228930, 7320502, 10457860, 14641004, 18301255, 36602510, 73205020]

約数ペア:

[(1, 73205020), (2, 36602510), (4, 18301255), (5, 14641004), (7, 10457860), (10, 7320502), (14, 5228930), (20, 3660251), (28, 2614465), (35, 2091572), (49, 1493980), (70, 1045786), (98, 746990), (140, 522893), (196, 373495), (245, 298796), (490, 149398), (980, 74699)]