74739460

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{21601}}^1$

素因数の和:21783

約数の個数: 24

約数和(自身を含む): 157867416

約数和(自身を除く): 83127956

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 21601, 43202, 86404, 108005, 216010, 432020, 3736973, 7473946, 14947892, 18684865, 37369730, 74739460]

約数ペア:

[(1, 74739460), (2, 37369730), (4, 18684865), (5, 14947892), (10, 7473946), (20, 3736973), (173, 432020), (346, 216010), (692, 108005), (865, 86404), (1730, 43202), (3460, 21601)]