145778840

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{19081}}^1$

素因数の和:19283

約数の個数: 32

約数和(自身を含む): 329736960

約数和(自身を除く): 183958120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 19081, 38162, 76324, 95405, 152648, 190810, 381620, 763240, 3644471, 7288942, 14577884, 18222355, 29155768, 36444710, 72889420, 145778840]

約数ペア:

[(1, 145778840), (2, 72889420), (4, 36444710), (5, 29155768), (8, 18222355), (10, 14577884), (20, 7288942), (40, 3644471), (191, 763240), (382, 381620), (764, 190810), (955, 152648), (1528, 95405), (1910, 76324), (3820, 38162), (7640, 19081)]