145909540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1042211}}^1$

素因数の和:1042227

約数の個数: 24

約数和(自身を含む): 350183232

約数和(自身を除く): 204273692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1042211, 2084422, 4168844, 5211055, 7295477, 10422110, 14590954, 20844220, 29181908, 36477385, 72954770, 145909540]

約数ペア:

[(1, 145909540), (2, 72954770), (4, 36477385), (5, 29181908), (7, 20844220), (10, 14590954), (14, 10422110), (20, 7295477), (28, 5211055), (35, 4168844), (70, 2084422), (140, 1042211)]