30132880

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2081}}^1$

素因数の和:2275

約数の個数: 40

約数和(自身を含む): 70479864

約数和(自身を除く): 40346984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2081, 2896, 3620, 4162, 7240, 8324, 10405, 14480, 16648, 20810, 33296, 41620, 83240, 166480, 376661, 753322, 1506644, 1883305, 3013288, 3766610, 6026576, 7533220, 15066440, 30132880]

約数ペア:

[(1, 30132880), (2, 15066440), (4, 7533220), (5, 6026576), (8, 3766610), (10, 3013288), (16, 1883305), (20, 1506644), (40, 753322), (80, 376661), (181, 166480), (362, 83240), (724, 41620), (905, 33296), (1448, 20810), (1810, 16648), (2081, 14480), (2896, 10405), (3620, 8324), (4162, 7240)]