15012940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4339}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 31716720

約数和(自身を除く): 16703780

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 4339, 8678, 17356, 21695, 43390, 86780, 750647, 1501294, 3002588, 3753235, 7506470, 15012940]

約数ペア:

[(1, 15012940), (2, 7506470), (4, 3753235), (5, 3002588), (10, 1501294), (20, 750647), (173, 86780), (346, 43390), (692, 21695), (865, 17356), (1730, 8678), (3460, 4339)]