30545560

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4219}}^1$

素因数の和:4411

約数の個数: 32

約数和(自身を含む): 69123600

約数和(自身を除く): 38578040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 4219, 7240, 8438, 16876, 21095, 33752, 42190, 84380, 168760, 763639, 1527278, 3054556, 3818195, 6109112, 7636390, 15272780, 30545560]

約数ペア:

[(1, 30545560), (2, 15272780), (4, 7636390), (5, 6109112), (8, 3818195), (10, 3054556), (20, 1527278), (40, 763639), (181, 168760), (362, 84380), (724, 42190), (905, 33752), (1448, 21095), (1810, 16876), (3620, 8438), (4219, 7240)]