30816880

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6529}}^1$

素因数の和:6601

約数の個数: 40

約数和(自身を含む): 72874800

約数和(自身を除く): 42057920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 6529, 13058, 26116, 32645, 52232, 65290, 104464, 130580, 261160, 385211, 522320, 770422, 1540844, 1926055, 3081688, 3852110, 6163376, 7704220, 15408440, 30816880]

約数ペア:

[(1, 30816880), (2, 15408440), (4, 7704220), (5, 6163376), (8, 3852110), (10, 3081688), (16, 1926055), (20, 1540844), (40, 770422), (59, 522320), (80, 385211), (118, 261160), (236, 130580), (295, 104464), (472, 65290), (590, 52232), (944, 32645), (1180, 26116), (2360, 13058), (4720, 6529)]