30535280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20121

約数の個数: 40

約数和(自身を含む): 74734800

約数和(自身を除く): 44199520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 20089, 40178, 80356, 100445, 160712, 200890, 321424, 381691, 401780, 763382, 803560, 1526764, 1607120, 1908455, 3053528, 3816910, 6107056, 7633820, 15267640, 30535280]

約数ペア:

[(1, 30535280), (2, 15267640), (4, 7633820), (5, 6107056), (8, 3816910), (10, 3053528), (16, 1908455), (19, 1607120), (20, 1526764), (38, 803560), (40, 763382), (76, 401780), (80, 381691), (95, 321424), (152, 200890), (190, 160712), (304, 100445), (380, 80356), (760, 40178), (1520, 20089)]