30419240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10711}}^1$

素因数の和:10793

約数の個数: 32

約数和(自身を含む): 69413760

約数和(自身を除く): 38994520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10711, 21422, 42844, 53555, 85688, 107110, 214220, 428440, 760481, 1520962, 3041924, 3802405, 6083848, 7604810, 15209620, 30419240]

約数ペア:

[(1, 30419240), (2, 15209620), (4, 7604810), (5, 6083848), (8, 3802405), (10, 3041924), (20, 1520962), (40, 760481), (71, 428440), (142, 214220), (284, 107110), (355, 85688), (568, 53555), (710, 42844), (1420, 21422), (2840, 10711)]