30838900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16231}}^1$

素因数の和:16264

約数の個数: 36

約数和(自身を含む): 70446880

約数和(自身を除く): 39607980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 16231, 32462, 64924, 81155, 162310, 308389, 324620, 405775, 616778, 811550, 1233556, 1541945, 1623100, 3083890, 6167780, 7709725, 15419450, 30838900]

約数ペア:

[(1, 30838900), (2, 15419450), (4, 7709725), (5, 6167780), (10, 3083890), (19, 1623100), (20, 1541945), (25, 1233556), (38, 811550), (50, 616778), (76, 405775), (95, 324620), (100, 308389), (190, 162310), (380, 81155), (475, 64924), (950, 32462), (1900, 16231)]